TY - GEN AU - Romhilt,D W AU - Greenfield,J C AU - Estes,E H TI - Vectorcardiographic diagnosis of left ventricular hypertrophy SN - 0009-7322 PY - 1968///0215 KW - Adult KW - Age Factors KW - Cardiomegaly KW - diagnosis KW - Heart Ventricles KW - Humans KW - Male KW - Middle Aged KW - Vectorcardiography N1 - Publication Type: Journal Article UR - https://doi.org/10.1161/01.cir.37.1.15 ER -