Current world literature.
D000700:Analgesics / Q000009:adverse effects*; D000970:Antineoplastic Agents / Q000009:adverse effects*; D005767:Gastrointestinal Diseases / Q000139:chemically induced* / Q000503:physiopathology; D006801:Humans; D009369:Neoplasms / Q000150:complications* / Q000188:drug therapy; D010146:Pain / Q000188:drug therapy* / Q000209:etiology
D000700:Analgesics; D000970:Antineoplastic Agents