Transfer function analysis of the circulation: unique insights into cardiovascular regulationJ. Philip Saul, Richard J. Cohen, M. H. Chen et al.|American Journal of Physiology-Heart and Circulatory Physiology|1991Cited by 731
Transfer function analysis of autonomic regulation. II. Respiratory sinus arrhythmiaJ. Philip Saul, Richard J. Cohen, M. H. Chen et al.|American Journal of Physiology-Heart and Circulatory Physiology|1989Cited by 359