[PROGRESSVE ULTRASONIC DIAGNOSIS].
D001932:Brain Neoplasms; D003933:Diagnosis; D006331:Heart Diseases; D006801:Humans; D008107:Liver Diseases; D009369:Neoplasms / Q000175:diagnosis*; D014465:Ultrasonics
BRAIN NEOPLASMS; DIAGNOSIS; HEART DISEASES; LIVER DISEASES; NEOPLASM DIAGNOSIS; ULTRASONICS