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Büttner, Michael; Schlittler, Fabian Lukas; Michel, Chantal; Exadaktylos, Aristomenis; Iizuka, Tateyuki (2014). Is a black eye a useful sign of facial fractures in patients with minor head injuries? A retrospective analysis in a level I trauma centre over 10 years. British journal of oral & maxillofacial surgery, 52(6), pp. 518-522. Elsevier 10.1016/j.bjoms.2014.03.018
Suter, Valerie G A; Büttner, Michael; Altermatt, Hans Jörg; Reichart, Peter A; Bornstein, Michael M (2011). Expansive nasopalatine duct cysts with nasal involvement mimicking apical lesions of endodontic origin: a report of two cases. Journal of endodontics, 37(9), pp. 1320-6. Hagerstown, Md.: Elsevier 10.1016/j.joen.2011.05.041
