Changes in the electrocardiogram as criteria of individual constitution derived from its physiological panel

BRUENN H. G., 1937, AMER HEART JOUR, V13, P413, DOI 10.1016/S0002-8703(37)90857-3

Cohn AE, 1924, J EXP MED, V39, P0001

CUSHING H, 1932, PAPERS RELATING PITU, P175

EINTHOVEN W, 1925, SVENSKA LAK SALLSK H, V51, P213

LEVASTINE ML, 1921, B ACAD MED, V3, P228

BRUENN H. G., 1937, AMER HEART JOUR, V13, P413, DOI 10.1016/S0002-8703(37)90857-3

Cohn AE, 1924, J EXP MED, V39, P0001

CUSHING H, 1932, PAPERS RELATING PITU, P175

EINTHOVEN W, 1925, SVENSKA LAK SALLSK H, V51, P213

LEVASTINE ML, 1921, B ACAD MED, V3, P228