TY - BOOK ID - 136420516 TI - Abstracts of the 4th european congress of gastrointestinal endoscopy, ESGE Hamburg, June 13-14, 1980 PY - 1980 PB - Stuttgart Thieme DB - UniCat KW - Endoscopy KW - Gastrointestinal Diseases KW - diagnosis UR - https://www.unicat.be/uniCat?func=search&query=sysid:136420516 AB - ER -