title: Observations on a case of cystic epiphyseal chondroblastoma.
mesh_terms: D000293:Adolescent; D002804:Chondroblastoma / Q000175:diagnosis* / Q000473:pathology; D004838:Epiphyses / Q000473:pathology; D005266:Femoral Neoplasms / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008297:Male