title: Multiple primary malignant neoplasms a report of 2 Nigerian patients with double synchronous malignancies.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology*; D001943:Breast Neoplasms / Q000473:pathology; D006528:Carcinoma, Hepatocellular / Q000473:pathology*; D005260:Female; D006801:Humans; D008113:Liver Neoplasms; D008297:Male; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000473:pathology*; D010051:Ovarian Neoplasms / Q000473:pathology; D012004:Rectal Neoplasms / Q000473:pathology