COMPARISON OF THE RESTING ELECTROCARDIOGRAM, EXERCISE ELECTROCARDIOGRAM, AND THE BALLISTOCARDIOGRAM DURING PROLONGED PERIODS OF OBSERVATION
- 1 April 1952
- journal article
- Published by Elsevier in The Lancet Healthy Longevity
- Vol. 223 (4) , 378-385
- https://doi.org/10.1097/00000441-195204000-00004