Letter: Familial male breast cancer.
D000230:Adenocarcinoma / Q000473:pathology; D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000235:genetics*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D009378:Neoplasms, Multiple Primary / Q000473:pathology; D010375:Pedigree; D012737:Sex Factors; D013274:Stomach Neoplasms / Q000473:pathology