TY - GEN AU - Tempkin,Betty Bates TI - Ultrasound scanning: principles and protocols SN - 072163706X AV - WB 289 U1 - 616.07/543 PY - 1993/// CY - Philadelphia PB - Saunders KW - Clinical Protocols KW - Ultrasonography KW - Diagnosis Ultrasonic KW - methods N1 - Includes index ER -