title: Is the diagnostic value of electrocardiography for the measurement of left ventricular mass index underestimated?
authors: Student Research Committee, Babol University of Medical Sciences, Ayatollah Rouhani Hosptial, Babol, Iran. 47176-47745 Tel: +98 911 1264188 E-mail: afshinkhani@mubabol.ac.ir .
authors: Afshin
authors: A
authors: Khani