TY - GEN AU - Zinsser,E AU - Kühne-Heid,R AU - Bergmann,M AU - Krähenbiel,C AU - Hering,C TI - [Duodenitis] SN - 0044-2542 PY - 1980///0616 KW - Biopsy KW - Duodenal Ulcer KW - complications KW - Duodenitis KW - Endoscopy KW - Female KW - Humans KW - Intestinal Mucosa KW - pathology KW - Male N1 - Publication Type: English Abstract; Journal Article ER -