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WO-A1-2007/128412 (B1)

ANONYMOUS: "Palexia® retard Retardtabletten (Tapentadol)", FACHINFORMATION ROTE LIST SERVICE, August 2010 (2010-08), pages 1-5, XP002643645, Retrieved from the Internet: URL:http://www.fachinfo.de/data/fi/jsearch ?praep [retrieved on 2011-06-21] (B1)