G. Panagopoulos

Abnormalities of uterine cervix in women with inflammatory bowel disease.

S. Mannor, B. Korelitz, Ecaterina F Tamas, 2006, World journal of gastroenterology.

Decreased intrinsic factor secretion in AIDS: relation to parietal cell acid secretory capacity and vitamin B12 malabsorption.

T. Schiano, A. Ast, E. Zimbalist, 1992, The American journal of gastroenterology.