[Experimental and clinical study of ultrasonic diagnosis of pneumobilia].
D001660:Biliary Tract Diseases / Q000175:diagnosis* / Q000209:etiology; D002114:Calcinosis / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D005740:Gases; D006801:Humans; D008107:Liver Diseases / Q000175:diagnosis; D008297:Male; D014463:Ultrasonography
D005740:Gases