Multiple exposure photography for B-scans.
D001201:Ascites / Q000175:diagnosis; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D006801:Humans; D007680:Kidney Neoplasms / Q000175:diagnosis; D008722:Methods; D010181:Pancreatic Cyst / Q000175:diagnosis; D010781:Photography; D014463:Ultrasonography