By Løvig Tone   Andersen Solveig Norheim   Clausen Ole Petter   Rognum Torleiv Ole   in Scandinavian Journal of Gastroenterology

ISSN:0036-5521|42|5|586-591

Informa Healthcare‎(2007)‎

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By Mantaka Panagiota   Helsing Per   Gjersvik Petter   Bassarova Assia   Clausen Ole Petter F.   Delabie Jan   in Acta Dermato-Venereologica

ISSN:0001-5555|93|3|325-329

Medical Journals Limited‎(2013)‎

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By Hannisdal Kirsten   Schjølberg Aasa   De Angelis Paula M.   Boysen Morten   Clausen Ole Petter F.   in Acta Oto-Laryngologica

ISSN:0001-6489|130|2|293-299

Informa Healthcare‎(2010)‎

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By Øie Erik   Clausen Ole Petter F.   Yndestad Arne   Grøgaard Haakon K.   Attramadal Håvard   in Scandinavian Cardiovascular Journal

ISSN:1401-7431|36|2|108-116

Informa Healthcare‎(2002)‎

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