Winter, D A The elimination of respiratory signals from the ultralow-frequency ballistocardiogram. [electronic resource] - American heart journal May 1966 - 666-70 p. digital Publication Type: Journal Article ISSN: 0002-8703 Standard No.: 10.1016/0002-8703(66)90317-6 doi Subjects--Topical Terms: BallistocardiographyHumansModels, TheoreticalRespiration