title: Investigations on the transformation of fibroadenoma of the breast into malignant cystosarcoma phyllodes.
mesh_terms: D000232:Adenofibroma; D000293:Adolescent; D000328:Adult; D000368:Aged; D001706:Biopsy; D001943:Breast Neoplasms / Q000473:pathology*; D005260:Female; D006801:Humans; D008875:Middle Aged; D003557:Phyllodes Tumor / Q000209:etiology* / Q000473:pathology; D011379:Prognosis