Rhythm annotation and interobserver reproducibility of measures of heart rate variability
Kroll D, Freed L, Stein K, Borer J, Kligfield P. Rhythm annotation and interobserver reproducibility of measures of heart rate variability. The American Journal Of Cardiology 1996, 78: 1055-1057. PMID: 8916491, DOI: 10.1016/s0002-9149(96)00537-1.Peer-Reviewed Original Research