Gastroenterological EndoscopyMeinhard Classen, Keiichi Ikeda, Guido N.J. Tytgat et al.|Unknown|2010Cited by 102
Metabolism of vitamin A in inflammatory bowel disease.I Janczewska, Jerzy Ostrowski, W Bartnik et al.|PubMed|1991Cited by 29
Short- and long-term results of colonoscopic polypectomy in childrenW Bartnik, Janina Orłowska, A Rasiński et al.|Gastrointestinal Endoscopy|1986Cited by 27
A conservative approach to adenomas containing invasive carcinoma removed colonoscopicallyW Bartnik, Janina Orłowska, E Butruk|Diseases of the Colon & Rectum|1985Cited by 25