TY - GEN AU - Gelfand,M TI - Haematemesis in an african medical ward SN - 0008-9176 PY - 1966///0409 KW - Adult KW - Africa, Central KW - Child KW - Hematemesis KW - etiology KW - Humans KW - Male KW - Middle Aged N1 - Publication Type: Journal Article ER -