Electrocardiography in the diagnosis of coronary disease. Rubin IL, Frieden J. N Y State J Med. 1971 Feb 01;71(3):353-4. PMID: 5279111
Non-specificity of the electrocardiogram associated with coronary artery disease. LEVINE HD. Am J Med. 1953 Sep;15(3):344-55. doi: 10.1016/0002-9343(53)90088-6. PMID: 13080282
Electrocardiography and the general practitioner. GOODMAN JE. U S Armed Forces Med J. 1953 Jun;4(6):889-94. PMID: 13049704
[Electrocardiography--case studies. Coronary disease. 1. Orientation]. Toyama S. Nihon Rinsho. 1967 Mar;25(3):589-97. PMID: 6070816
Variations and value of exercise electrocardiography. Bruce RA. J Am Coll Cardiol. 1989 Nov 15;14(6):1509-10. doi: 10.1016/0735-1097(89)90389-6. PMID: 2809011 Free Article
Studies on the mechanism of ventricular activity. VII. The origin of the coronary QR wave. SHAW CM, GOLDMAN A, KENNAMER R, KIMURA N, LINDGREN I, MAXWELL MH, PRINZMETAL M. Am J Med. 1954 Apr;16(4):490-503. doi: 10.1016/0002-9343(54)90364-2. PMID: 13148191
