The value of ultrasound in assessing neoplastic disease in infants and children.
D000008:Abdominal Neoplasms / Q000175:diagnosis; D001932:Brain Neoplasms / Q000175:diagnosis; D002648:Child; D002675:Child, Preschool; D006258:Head and Neck Neoplasms / Q000175:diagnosis; D006801:Humans; D007223:Infant; D009369:Neoplasms / Q000175:diagnosis*; D013899:Thoracic Neoplasms / Q000175:diagnosis; D014463:Ultrasonography