title: Radiologic seminar CXCI: gray scale ultrasound diagnosis of trophoblastic disease.
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy; D014328:Trophoblastic Neoplasms / Q000175:diagnosis* / Q000473:pathology; D014463:Ultrasonography; D014594:Uterine Neoplasms / Q000175:diagnosis* / Q000473:pathology