Theiler, Lorenz

Braun, D; Frank, M; Theiler, Lo; Petrowski, K (2022). Cortisol awakening response in the airborne rescue service. Occupational medicine, 72(5), pp. 332-338. Oxford University Press 10.1093/occmed/kqac052

Pietsch, Urs; Müllner, Raphael; Theiler, Lorenz; Wenzel, Volker; Meuli, Lorenz; Knapp, Jürgen; Sollid, Stephen J M; Albrecht, Roland (2022). Airway management in a Helicopter Emergency Medical Service (HEMS): a retrospective observational study of 365 out-of-hospital intubations. BMC emergency medicine, 22(1), p. 23. BioMed Central 10.1186/s12873-022-00579-8

Fuchs, Alexander; Käser, Dominic; Theiler, Lorenz; Greif, Robert; Knapp, Jürgen; Berger-Estilita, Joana (2021). Survival and long-term outcomes following in-hospital cardiac arrest in a Swiss university hospital: a prospective observational study. Scandinavian journal of trauma, resuscitation and emergency medicine, 29(1), p. 115. BioMed Central 10.1186/s13049-021-00931-0

Nabecker, Sabine; Ottenhausen, Thora; Theiler, Lorenz; Braun, Matthias; Greif, Robert; Riva, Thomas (2021). Prospective observational study evaluating the C-MAC Video Stylet for awake tracheal intubation: a single-center study. Minerva anestesiologica, 87(8), pp. 873-879. Minerva Medica 10.23736/S0375-9393.21.15302-7

Riva, T.; Préel, N.; Theiler, L.; Greif, R.; Bütikofer, L.; Ulmer, F.; Seiler, S.; Nabecker, S. (2021). Evaluating the ventilatory effect of transnasal humidified rapid insufflation ventilatory exchange in apnoeic small children with two different oxygen flow rates: a randomised controlled trial*. Anaesthesia, 76(7), pp. 924-932. Wiley-Blackwell 10.1111/anae.15335

Nabecker, Sabine; Pfeffer, Rafaela; Lötscher, Stefan Max; Balmer, Yves; Theiler, Lorenz; Greif, Robert; Albrecht, Roland (2021). Simulation-based medical education for Ambulance Jet and Helicopter Emergency Medical Services: A program description and evaluation. MedEdPublish, 10(1) 10.15694/mep.2021.000145.1

Nabecker, Sabine; Hornshaw, Tobias Alexander; Greif, Robert; Conrad, Carl; Rohrer, Mara; Theiler, Lorenz; Riva, Thomas (2021). Cricothyroidotomy competence and injuries using nonmedical equipment: A crossover noninferiority randomised controlled trial in a porcine cadaver model. European journal of anaesthesiology, 38(3), pp. 302-308. European Society of Anaesthesiology 10.1097/EJA.0000000000001444

Riva, Thomas; Meyer, J; Theiler, Lorenz; Obrist, Dominik; Bütikofer, Lukas; Greif, Robert; Nabecker, Sabine (2021). Measurement of airway pressure during high-flow nasal therapy in apnoeic oxygenation: a randomised controlled crossover trial. Anaesthesia, 76(1), pp. 27-35. Wiley-Blackwell 10.1111/anae.15224

Pietsch, Urs; Berger, Yoël; Schurter, David; Theiler, Lorenz; Wenzel, Volker; Meuli, Lorenz; Grünenfelder, Andreas; Albrecht, Roland (2021). Nasal nalbuphine analgesia in prehospital trauma managed by first-responder personnel on ski slopes in Switzerland: an observational cohort study. Scandinavian journal of trauma, resuscitation and emergency medicine, 29(1), p. 36. BioMed Central 10.1186/s13049-021-00852-y

Nabecker, Sabine; Schwendimann, Désirée; Theiler, Lorenz; Pedersen, Tina; Greif, Robert (2020). Pre-induction checklists and discomfort in patients. An observational study. European journal of anaesthesiology, 37(10), pp. 842-846. Wolters Kluwer 10.1097/EJA.0000000000001138

Pietsch, Urs; Reiser, David; Wenzel, Volker; Knapp, Jürgen; Tissi, Mario; Theiler, Lorenz; Rauch, Simon; Meuli, Lorenz; Albrecht, Roland (2020). Mechanical chest compression devices in the helicopter emergency medical service in Switzerland. Scandinavian journal of trauma, resuscitation and emergency medicine, 28(1), p. 71. BioMed Central 10.1186/s13049-020-00758-1

Ulmer, Francis; Lennertz, Julian; Greif, Robert; Bütikofer, Lukas; Theiler, Lorenz; Riva, Thomas (2020). Emergency front of neck access in children: a new learning approach in a rabbit model. British journal of anaesthesia, 125(1), e61-e68. Oxford University Press 10.1016/j.bja.2019.11.002

Albrecht, Roland; Knapp, Jürgen; Theiler, Lorenz; Eder, Marcus; Pietsch, Urs (2020). Transport of COVID-19 and other highly contagious patients by helicopter and fixed-wing air ambulance: a narrative review and experience of the Swiss air rescue Rega. Scandinavian journal of trauma, resuscitation and emergency medicine, 28(1), p. 40. BioMed Central 10.1186/s13049-020-00734-9

Pietsch, Urs; Lischke, Volker; Sollid, Stephen J. M.; Prückner, Stephan; Theiler, Lorenz; Greif, Robert; Albrecht, Roland (2020). Efficacy and efficiency of indoor nighttime human external cargo mission simulation in a high-fidelity training Centre. Scandinavian journal of trauma, resuscitation and emergency medicine, 28(1), p. 61. BioMed Central 10.1186/s13049-020-00755-4

Gerber, Daniel; Günsch, Dominik P; Theiler, Lorenz; Erdös, Gabor (2019). When Less Is More: Why Extubation with Less than Routine 100% Oxygen May be a Reasonable Strategy. Anesthesia and analgesia, 129(5), pp. 1433-1435. Lippincott Williams & Wilkins 10.1213/ANE.0000000000004374

Wolowich, William R; Greif, Robert; Kleine-Brüggeney, Maren; Bernhard, Werner; Theiler, Lorenz (2019). Minimal Physiologically Based Pharmacokinetic Model of Intravenously and Orally Administered Delta-9-Tetrahydrocannabinol in Healthy Volunteers. European journal of drug metabolism and pharmacokinetics, 44(5), pp. 691-711. Springer 10.1007/s13318-019-00559-7

Nabecker, Sabine; Ottenhausen, Thora; Conrad, Carl; Huwendiek, Sören; Theiler, Lorenz; Greif, Robert (September 2019). The effective group size for teaching basic life support - a randomized controlled simulation trial. Resuscitation, 142(S1), e57-e58. Elsevier Science Ireland 10.1016/j.resuscitation.2019.06.138

Roten, Fredy-Michel; Steffen, Richard; Kleine-Brüggeney, Maren; Greif, Robert; Wipfli, Marius; Arnold, Andreas; Fischer, Henrik; Theiler, Lorenz (2019). Dislocation rates of postoperative airway exchange catheters - a prospective case series of 200 patients. BMC anesthesiology, 19(1), p. 52. BioMed Central 10.1186/s12871-019-0723-9

Theiler, Lorenz; Schneeberg, Fabian; Riedel, Thomas; Kaiser, Heiko; Riva, Thomas; Greif, Robert (2019). Apnoeic oxygenation with nasal cannula oxygen at different flow rates in anaesthetised patients: a study protocol for a non-inferiority randomised controlled trial. BMJ open, 9(7), e025442. BMJ Publishing Group 10.1136/bmjopen-2018-025442

Mathieu, Yannic; von Wattenwy, Robert; Theiler, Lorenz; Bron, Denis (2019). Impact of increased ambient temperature on swiss air force helicopter crews. Flugmedizin, Tropenmedizin, Reisemedizin, 26(04), pp. 154-159. Thieme 10.1055/a-0918-9587

Greif, Robert; Theiler, Lorenz (eds.) (2019). Trends in Anaesthesia and Critical Care. Elsevier

Kottmann, Alexandre; Carron, Pierre-Nicolas; Theiler, Lorenz; Albrecht, Roland; Tissi, Mario; Pasquier, Mathieu (2018). Identification of the technical and medical requirements for HEMS avalanche rescue missions through a 15-year retrospective analysis in a HEMS in Switzerland: a necessary step for quality improvement. Scandinavian journal of trauma, resuscitation and emergency medicine, 26(1), p. 54. BioMed Central 10.1186/s13049-018-0520-3

Pedersen, T.H.; Riva, Thomas; Greif, Robert; Theiler, Lorenz; Kleine-Brüggeney, Maren (2018). Reply to ‘Failure to THRIVE—no cause for alarm’. British journal of anaesthesia, 121(1), pp. 98-99. Elsevier 10.1016/j.bja.2018.04.009

Riva, Thomas; Pedersen, Tina Heidi; Seiler, Stefan Jürg; Kasper, Nina Elisabeth; Theiler, Lorenz; Greif, Robert; Kleine-Brüggeney, Maren (2018). Transnasal humidified rapid insufflation ventilatory exchange for oxygenation of children during apnoea: a prospective randomised controlled trial. British journal of anaesthesia, 120(3), pp. 592-599. Elsevier 10.1016/j.bja.2017.12.017

Böttiger, Bernd W; Brazzi, Luca; De Robertis, Edorado; Hinkelbein, Jochen; Mellin-Olsen, Jannicke; Rützler, Kurt; Søreide, Eldar; Theiler, Lorenz; Thies, Karl-Christian (2018). Reply to: collaboration in emergency medical care in Europe: the ten principles of CRitical Emergency Medicine (CREM). European journal of anaesthesiology, 35(3), pp. 238-239. Lippincott Williams & Wilkins 10.1097/EJA.0000000000000771

Plazikowski, Eike Jan; Greif, Robert; Marschall, Jonas; Pedersen, Tina Heidi; Kleine-Brüggeney, Maren; Albrecht, Roland; Theiler, Lorenz (2018). Emergency Airway Management in a Simulation of Highly Contagious Isolated Patients: Both Isolation Strategy and Device Type Matter. Infection control and hospital epidemiology, 39(2), pp. 145-151. SLACK 10.1017/ice.2017.287

Kleine-Brüggeney, Maren; Kotarlic, Manuel; Theiler, Lorenz; Greif, Robert (2018). Limitations of pediatric supraglottic airway devices as conduits for intubation - an in vitro study. Canadian journal of anesthesia / Journal canadien d'anesthesie, 65(1), pp. 14-22. Springer 10.1007/s12630-017-0992-z

Nabecker, Sabine; Koennecke, X.; Theiler, Lorenz; Riggenbach, Christine; Greif, Robert; Kleine-Brüggeney, Maren (2018). Effect of the tube-guiding channel on intubation success with videolaryngoscopes. Trends in Anaesthesia and Critical Care, 18, pp. 16-22. Elsevier 10.1016/j.tacc.2017.11.002

Riva, Thomas; Theiler, Lorenz; Jaquet, Yves Fabrice; Giger, Roland; Nisa Hernández, Lluís (2018). Early experience with high-flow nasal oxygen therapy (HFNOT) in pediatric endoscopic airway surgery. International journal of pediatric otorhinolaryngology, 108, pp. 151-154. Elsevier 10.1016/j.ijporl.2018.02.035

Pedersen, Tina Heidi; Theiler, Lorenz; Greif, Robert (2018). Reply to: what is more important, cost or effectiveness? European journal of anaesthesiology, 35(5), pp. 398-399. Lippincott Williams & Wilkins 10.1097/EJA.0000000000000797

Greif, Robert; Theiler, Lorenz (eds.) (2018). Trends in anaesthesia and critical care. Elsevier

Schneeberg, Fabian; Theiler, Lorenz; Kleine-Brüggeney, Maren; Greif, Robert (2018). Does apnoeic oxygenation during rapid sequence induction prolong the procedure, or increase patient safety? Anaesthesia, 73(8), pp. 1038-1039. Wiley-Blackwell 10.1111/anae.14364

Nabecker, Sabine; Huwendiek, Sören; Seidl, Christian Andreas; Theiler, Lorenz; Greif, Robert (2018). Which assessment after Advanced Life Support Courses tests Non-Technical Skills best? Resuscitation, 130(S1), e65-e65. Elsevier Science Ireland 10.1016/j.resuscitation.2018.07.129

Kleine-Brüggeney, Maren; Gottfried, Anne; Nabecker, Sabine; Greif, Robert; Book, Malte; Theiler, Lorenz (2017). Pediatric supraglottic airway devices in clinical practice: A prospective observational study. BMC anesthesiology, 17(1), p. 119. BioMed Central 10.1186/s12871-017-0403-6

Pedersen, Tina Heidi; Gysin, J.; Wegmann, Annigna; Osswald, M.; Ott, Sebastian Robert; Theiler, Lorenz; Greif, Robert (2017). A randomised, controlled trial evaluating a low cost, 3D-printed bronchoscopy simulator. Anaesthesia, 72(8), pp. 1005-1009. Wiley-Blackwell 10.1111/anae.13951

De Robertis, Edoardo; Böttiger, Bernd W; Søreide, Eldar; Mellin-Olsen, Jannicke; Theiler, Lorenz; Ruetzler, Kurt; Hinkelbein, Jochen; Brazzi, Luca; Thies, Karl-Christian (2017). The monopolisation of emergency medicine in Europe: the flipside of the medal. European journal of anaesthesiology, 34(5), pp. 251-253. Lippincott Williams & Wilkins 10.1097/EJA.0000000000000599

Pedersen, Tina Heidi; Meuli, Jonas; Plazikowski, Eike Jan; Buttenberg, Maximilian; Kleine-Brüggeney, Maren; Seidl, Christian Andreas; Theiler, Lorenz; Greif, Robert (2017). Loss of resistance: A randomised controlled trial assessing four low-fidelity epidural puncture simulators. European journal of anaesthesiology, 34(9), pp. 602-608. Lippincott Williams & Wilkins 10.1097/EJA.0000000000000640

Kleine-Brüggeney, Maren; Buttenberg, M; Greif, Robert; Nabecker, Sabine; Theiler, Lorenz (2017). Evaluation of three unchannelled videolaryngoscopes and the Macintosh laryngoscope in patients with a simulated difficult airway: a randomised, controlled trial. Anaesthesia, 72(3), pp. 370-378. Wiley-Blackwell 10.1111/anae.13714

Theiler, Lorenz (2017). Trends in Anaesthesia and Critical Care focuses on Airway Management. Trends in Anaesthesia and Critical Care, 12, p. 1. Elsevier 10.1016/j.tacc.2017.01.005

Osswald, Martin; Wegmann, Annigna; Greif, Robert; Theiler, Lorenz; Pedersen, Tina Heidi (2017). Facilitation of bronchoscopy teaching with easily accessible low-cost 3D-printing. Trends in Anaesthesia and Critical Care, 15, pp. 37-41. Elsevier 10.1016/j.tacc.2017.07.001

Nabecker, Sabine; Greif, Robert; Theiler, Lorenz (2017). Airway management giants: Giulio Frova. Trends in Anaesthesia and Critical Care, 17, pp. 2-4. Elsevier 10.1016/j.tacc.2017.10.067

Riva, Thomas; Seiler, Stefan Jürg; Stucki Junker, Franziska; Greif, Robert; Theiler, Lorenz (2016). High-flow nasal cannula therapy and apnea time in laryngeal surgery. Pediatric anesthesia, 26(12), pp. 1206-1208. Wiley-Blackwell 10.1111/pan.12992

Kleine-Brüggeney, Maren; Greif, Robert; Urwyler, Natalie Sandra; Wirthmüller, Beat; Theiler, Lorenz (2016). The performance of rigid scopes for tracheal intubation: a randomised, controlled trial in patients with a simulated difficult airway. Anaesthesia, 71(12), pp. 1456-1463. Wiley-Blackwell 10.1111/anae.13626

Nabecker, Sabine; Greif, Robert; Kotarlic, Manuel; Kleine-Brüggeney, Maren; Riggenbach, Christine; Theiler, Lorenz (2016). [Outdoor performance of different videolaryngoscopes on a glacier: a manikin study]. Emergencias, 28(4), pp. 216-222. SEMES

Kleine-Brüggeney, Maren; Greif, Robert; Schoettker, P; Savoldelli, G L; Nabecker, Sabine; Theiler, Lorenz (2016). Evaluation of six videolaryngoscopes in 720 patients with a simulated difficult airway: a multicentre randomized controlled trial. British journal of anaesthesia, 116(5), pp. 670-679. Oxford University Press 10.1093/bja/aew058

Kleine-Brüggeney, Maren; Greif, Robert; Theiler, Lorenz (2016). Reply to: blind intubation through Air-Q SP laryngeal mask in morbidly obese patients. European journal of anaesthesiology, 33(4), pp. 302-303. Lippincott Williams & Wilkins 10.1097/EJA.0000000000000409

Frey, Manuel; Lötscher, Stefan Max; Theiler, Lorenz; Albrecht, Roland (2016). Arterial blood pressure differences between AutoPulse™ and Lucas2™during mechanic cardiopulmonary resuscitation. Scandinavian journal of trauma, resuscitation and emergency medicine, 24(1), p. 64. BioMed Central 10.1186/s13049-016-0253-0

Saracoglu, KT; Theiler, Lorenz; Mora, P; Greif, Robert (2016). EAMC Corner. Trends in Anaesthesia and Critical Care, 9, pp. 53-60. Elsevier 10.1016/j.tacc.2016.08.003

Kleine-Brüggeney, Maren; Greif, Robert; Brenneisen, Rudolf; Urwyler, Natalie; Stueber, Frank; Theiler, Lorenz G. (2015). Intravenous Delta-9-Tetrahydrocannabinol to Prevent Postoperative Nausea and Vomiting: A Randomized Controlled Trial. Anesthesia and analgesia, 121(5), pp. 1157-1164. Lippincott Williams & Wilkins 10.1213/ANE.0000000000000877

Kleine-Brüggeney, Maren; Nicolet, Anna Daniela; Nabecker, Sabine; Seiler, Stefan Jürg; Stucki Junker, Franziska; Greif, Robert; Theiler, Lorenz (2015). Blind intubation of anaesthetised children with supraglottic airway devices AmbuAura-i and Air-Q cannot be recommended: A randomised controlled trial. European journal of anaesthesiology, 32(9), pp. 631-639. Lippincott Williams & Wilkins 10.1097/EJA.0000000000000261

Kleine-Brüggeney, Maren; Theiler, Lorenz (2014). Videolaryngoscopy - may the force be with you! Minerva anestesiologica, 81(8), pp. 825-826. Minerva Medica

Thieme, Ulrike; Schelling, Gustav; Hauer, Daniela; Greif, Robert; Dame, Torsten; Laubender, Ruediger Paul; Bernhard, Werner; Thieme, Detlef; Campolongo, Patrizia; Theiler, Lorenz (2014). Quantification of anandamide and 2-arachidonoylglycerol plasma levels to examine potential influences of tetrahydrocannabinol application on the endocannabinoid system in humans. Drug testing and analysis, 6(1-2), pp. 17-23. Wiley 10.1002/dta.1561

Theiler, Lorenz; Greif, Robert (2014). Supraglottic airway devices as intubation aids. British journal of anaesthesia, 112(2), p. 387. Oxford University Press 10.1093/bja/aet565

Theiler, Lorenz; Hermann, Kristina; Schoettker, Patrick; Savoldelli, Georges; Urwyler, Natalie; Kleine-Brüggeney, Maren; Arheart, Kristopher L; Greif, Robert (2013). SWIVIT--Swiss video-intubation trial evaluating video-laryngoscopes in a simulated difficult airway scenario: study protocol for a multicenter prospective randomized controlled trial in Switzerland. Trials, 14(94), p. 94. London: BioMed Central 10.1186/1745-6215-14-94

Urwyler, N; Theiler, Lorenz; Hirschberg, M; Kleine-Brueggeney, M; Colucci, G; Greif, R (2012). Standard vs. point-of-care measurement of fibrinogen: potential impact on clinical decisions. Minerva anestesiologica, 78(5), pp. 550-5. Torino: Minerva Medica

Fischer, Henrik; Zapletal, Bernhard; Neuhold, Stephanie; Rützler, Kurt; Fleck, Tatjana; Frantal, Sophie; Theiler, Lorenz; Stumpf, Dominik; Havel, Christof; Greif, Robert (2012). Single rescuer exertion using a mechanical resuscitation device: a randomized controlled simulation study. Academic emergency medicine, 19(11), pp. 1242-7. Hoboken, N.J.: Wiley 10.1111/acem.12008

Greif, Robert; Stumpf, Dominik; Neuhold, Stephanie; Rützler, Kurt; Theiler, Lorenz; Hochbrugger, Eva; Haider, Dominik; Rinösl, Harald; Fischer, Henrik (2012). Effective compression ratio-A new measurement of the quality of thorax compression during CPR. Resuscitation, 84(5), pp. 672-677. Shannon: Elsevier Science Ireland 10.1016/j.resuscitation.2012.10.016

Theiler, Lorenz; Fischer, H; Voelke, N; Basciani, R; Hasty, F; Greif, R (2012). Survey on controversies in airway management among anesthesiologists in the UK, Austria and Switzerland. Minerva anestesiologica, 78(10), pp. 1088-94. Torino: Minerva Medica

Theiler, Lorenz; Gutzmann, M; Kleine-Brueggeney, M; Urwyler, N; Kaempfen, B; Greif, R (2012). i-gel™ supraglottic airway in clinical practice: a prospective observational multicentre study. British journal of anaesthesia, 109(6), pp. 990-5. Oxford: Oxford University Press 10.1093/bja/aes309

Urwyler, Natalie; Staub, Eveline; Staub, Lukas P; Daetwyler, Karin; Fluri, Simon; Sollberger, Tanja; Theiler, Lorenz; Greif, Robert (2012). Point-of-care prothrombin time testing in paediatric intensive care: an observational study of the ease of use of two devices. European journal of anaesthesiology, 29(2), pp. 75-81. Philadelphia, Pa.: Lippincott Williams & Wilkins 10.1097/EJA.0b013e32834b7d65

Kleine-Brueggeney, M; Theiler, Lorenz; Urwyler, N; Vogt, A; Greif, R (2011). Randomized trial comparing the i-gel™ and Magill tracheal tube with the single-use ILMA™ and ILMA™ tracheal tube for fibreoptic-guided intubation in anaesthetized patients with a predicted difficult airway. British journal of anaesthesia, 107(2), pp. 251-7. Oxford: Oxford University Press 10.1093/bja/aer103

Theiler, Lorenz; Kleine-Brueggeney, M; Urwyler, N; Graf, T; Luyet, C; Greif, R (2011). Randomized clinical trial of the i-gel™ and Magill tracheal tube or single-use ILMA™ and ILMA™ tracheal tube for blind intubation in anaesthetized patients with a predicted difficult airway. British journal of anaesthesia, 107(2), pp. 243-50. Oxford: Oxford University Press 10.1093/bja/aer102

Theiler, Lorenz; Kleine-Brueggeney, Maren; Luepold, Barbara; Stucki, Franziska; Seiler, Stefan; Urwyler, Natalie; Greif, Robert (2011). Performance of the pediatric-sized i-gel compared with the Ambu AuraOnce laryngeal mask in anesthetized and ventilated children. Anesthesiology, 115(1), pp. 102-10. Hagerstown, Md.: Lippincott Williams & Wilkins 10.1097/ALN.0b013e318219d619

Greif, R; Theiler, Lorenz (2010). The use of supraglottic airway devices in pediatric laparoscopic surgery. Minerva anestesiologica, 76(8), pp. 575-576. Torino: Minerva Medica

Greif, R; Kleine-Brueggeney, Maren; Theiler, Lorenz (2010). Awake tracheal intubation using the Sensascope in 13 patients with an anticipated difficult airway. Anaesthesia, 65(5), pp. 525-8. Oxford: Wiley-Blackwell 10.1111/j.1365-2044.2010.06311.x

Kleine-Brueggeney, Maren; Theiler, Lorenz; Luyet, Cedric; Greif, Robert (2009). Acute airway obstruction caused by the new single use Laryngeal Mask Airway Supreme. Anesthesiology, 110(1), pp. 189-90. Hagerstown, Md.: Lippincott Williams & Wilkins 10.1097/ALN.0b013e318190bdc9

Urwyler, Natalie; Trelle, Sven; Theiler, Lorenz; Jüni, Peter; Staub, Lukas P; Luyet, Cedric; Alberio, Lorenzo; Stricker, Kay; Greif, Robert (2009). Does point of care prothrombin time measurement reduce the transfusion of fresh frozen plasma in patients undergoing major surgery? The POC-OP randomized-controlled trial. Trials, 10, p. 107. London: BioMed Central 10.1186/1745-6215-10-107

Urwyler, Natalie; Staub, Lukas P; Beran, Dominik; Deplazes, Marcus; Lord, Sarah J; Alberio, Lorenzo; Theiler, Lorenz; Greif, Robert (2009). Is perioperative point-of-care prothrombin time testing accurate compared to the standard laboratory test? Thrombosis and haemostasis, 102(4), pp. 779-86. Stuttgart: Schattauer 10.1160/TH09-03-0157

Theiler, Lorenz; Kleine-Brueggeney, Maren; Kaiser, Dagmar; Urwyler, Natalie; Luyet, Cedric; Vogt, Andreas; Greif, Robert; Unibe, M M E (2009). Crossover comparison of the laryngeal mask supreme and the i-gel in simulated difficult airway scenario in anesthetized patients. Anesthesiology, 111(1), pp. 55-62. Hagerstown, Md.: Lippincott Williams & Wilkins 10.1097/ALN.0b013e3181a4c6b9

Greif, R; Theiler, Lorenz (2009). The problem of cross-over design in airway studies. Anaesthesia, 64(8), p. 919. Oxford: Wiley-Blackwell 10.1111/j.1365-2044.2009.06023_1.x