Digestive disease week and the 101st annual meeting of the American Gastroenterological Association : May 21-24, 2000, San Diego, CA Vol. 118 No. 4, Part 2, Suppl. 2 2000/American Gastroenterological Association. Philadelphia : Saunders, 2000. s. A1065-A1539   [1, z toho voľných 0, prezenčne 1]