TY - BOOK AU - Kremkau,Frederick W. TI - Diagnostic ultrasound: principles and instruments SN - 0721671438 AV - RC78.7.U4 K745 1998 U1 - 616.07/543 21 PY - 1998/// CY - Philadelphia, Pa. PB - W.B. Saunders KW - Diagnostic ultrasonic imaging KW - Ultrasonography N1 - Includes bibliographical references and index ER -