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ISSN:0036-5521|36|2|169-173

Informa Healthcare‎(2001)‎

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By Ljung T.   Staun M.   Grove O.   Fausa O.   Vatn M. H.   Hellström P. M.   in Scandinavian Journal of Gastroenterology

ISSN:0036-5521|37|9|1108-1110

Informa Healthcare‎(2002)‎

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