title: Letter: Sex-chromosome loss in human tumours.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D002452:Cell Count; D002471:Cell Transformation, Neoplastic; D006801:Humans; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000235:genetics* / Q000473:pathology; D011230:Precancerous Conditions / Q000235:genetics*; D012730:Sex Chromosomes; D012737:Sex Factors