Wharton, J. Marcus. Guide to interpreting 12-lead ECGs / J. Marcus Wharton, Nora Goldschlager. - Oradell, N.J. : Medical Economics Books, c1984. - xi, 235 p. : ill. ; 29 cm. Bibliography: p. 233-235. ISBN: 0874893143 (pbk.) LCCN: 83013214 Subjects--Topical Terms: Electrocardiography.Heart--Diseases--Diagnosis.Electrocardiography--Methods. LC Class. No.: RC683.5.E5 / W435 1984 Dewey Class. No.: 616.1/207547 National Library of Medicine Call No.: WG 140 W553g