title: BALLISTOCARDIOGRAM. II. NORMAL STANDARDS, ABNORMALITIES COMMONLY FOUND IN DISEASES OF THE HEART AND CIRCULATION, AND THEIR SIGNIFICANCE.
authors.affiliation: Department of Research Therapeutics, the Department of Pharmacology of the Hospital of the University of Pennsylvania, Philadelphia.
authors.forename: I
authors.initials: I
authors.lastname: Starr
authors.forename: H A
authors.initials: HA
authors.lastname: Schroeder