TY - GEN AU - Tan,C C AU - Guan,R AU - Tay,H H AU - Yap,I AU - Math,M V TI - The diagnostic yield of upper gastrointestinal endoscopy in the investigation of anaemia SN - 0037-5675 PY - 1991///0926 KW - Adolescent KW - Adult KW - Aged KW - Aged, 80 and over KW - Anemia, Hypochromic KW - pathology KW - Anemia, Macrocytic KW - Chi-Square Distribution KW - Female KW - Gastroscopy KW - Humans KW - Male KW - Middle Aged KW - Peptic Ulcer KW - diagnosis KW - Retrospective Studies KW - Stomach Neoplasms N1 - Publication Type: Journal Article ER -