TY - GEN AU - Otto,P TI - [Experience with the Hemoccult-Test (author's transl)] SN - 1013-2058 PY - 1980///0317 KW - Colonic Neoplasms KW - complications KW - Gastrointestinal Hemorrhage KW - diagnosis KW - Humans KW - Methods KW - Middle Aged KW - Occult Blood KW - Reagent Kits, Diagnostic N1 - Publication Type: English Abstract; Journal Article ER -