TY - RPRT TI - Endoscopic bipolar electrocoagulation in massive upper gastrointestinal bleeding. AU - K Hajiro AU - H Matsui AU - D Tsujimura AU - T Yamamoto PY - 1985 DO - 10.1007/bf02774675 UR - https://pubmed.ncbi.nlm.nih.gov/3874803/ ID - 3874803 ER -