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Wahl, Andreas; Praz, Fabien; Tai, Tony; Findling, Oliver; Walpoth, Nazan; Nedeltchev, Krassen; Schwerzmann, Markus; Windecker, Stephan; Mattle, Heinrich P; Meier, Bernhard (2010). Improvement of migraine headaches after percutaneous closure of patent foramen ovale for secondary prevention of paradoxical embolism. Heart, 96(12), pp. 967-73. London: BMJ Publishing Group 10.1136/hrt.2009.181156
Wahl, Andreas; Praz, Fabien; Findling, Oliver; Nedeltchev, Krassen; Schwerzmann, Markus; Tai, Tony; Windecker, Stephan; Mattle, Heinrich P; Meier, Bernhard (2009). Percutaneous closure of patent foramen ovale for migraine headaches refractory to medical treatment. Catheterization and cardiovascular interventions, 74(1), pp. 124-9. Hoboken, N.J.: Wiley-Blackwell 10.1002/ccd.21921
Wahl, Andreas; Tai, Tony; Praz, Fabien; Schwerzmann, Markus; Seiler, Christian; Nedeltchev, Krassen; Windecker, Stephan; Mattle, Heinrich P; Meier, Bernhard (2009). Late results after percutaneous closure of patent foramen ovale for secondary prevention of paradoxical embolism using the amplatzer PFO occluder without intraprocedural echocardiography: effect of device size. JACC. Cardiovascular Interventions, 2(2), pp. 116-23. New York, N.Y.: Elsevier 10.1016/j.jcin.2008.09.013
