Referenser [EKG] Jorfeldt L. Standardisering av EKG-avledningar Läkartidningen 1975;72:4497-503 Jorfeld L. Enhetlig EKG-avledning. Läkartidningen 1979;76:2778 Socialstyrelsen. Rekommendationer om EKG-avledning. Stockholm: Socialstyrelsen, 1979. (SOSFS (M) 1979:2 Fumagalli B. Unipolar value of standard limb leads: Lead-VR and rational arrangement of limb leads. Am. Heart Journal 48:204-223, 1954 Andersson ST, Pahlm O, Selvester RH et al. Panoramic display of the orderly sequenced 12-lead ECG. Journal of Electrocardiology 1994;27(4):347-352 Pahlm US, Pahlm O, Wagner GS. The standard 11-lead ECG. Neglect of lead aVR in the classic limb lead. Journal of Electrocardiology 1996;29 Suppl:270-274 Barret et al. The frequency and prognostic significance of electrocardiographic abnormalities in clinically normal individuals. Prog. Cardiovasc. Dis. 1981 Jan-Feb;23(4):299-319 Macfarlane PW, Lawrie TDV (eds). Comprehensive electrocardiology. Pergamon Press., Inc. 1989