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Wahl, A; Kunz, M; Moschovitis, A; Nageh, T; Schwerzmann, M; Seiler, C; Mattle, H P; Windecker, S; Meier, B (2008). Long-term results after fluoroscopy-guided closure of patent foramen ovale for secondary prevention of paradoxical embolism. Heart, 94(3), pp. 336-41. London: BMJ Publishing Group 10.1136/hrt.2007.118505
