title: Ultrasonic diagnosis of primary carcinoma of gall bladder--a report of 48 cases.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D005260:Female; D005706:Gallbladder Neoplasms / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011247:Pregnancy; D011252:Pregnancy Complications, Neoplastic / Q000175:diagnosis; D014463:Ultrasonography