TY - BOOK AU - Thaler,Malcolm S. TI - The only EKG book you'll ever need SN - 0781716675 AV - RC683.5.E5 T48 1999 U1 - 616.1/207547 22nd ed. PY - 1999/// CY - Philadelphia PB - Lippincott Williams & Wilkins KW - Electrocardiography N1 - Includes bibliographical references and index ER -