11. Letter from Adrian Kantrowitz to Jerome J. Suran Publication: Produced: 24 December 1958 Subject(s): ElectrocardiographyElectronics, Medical Archival Collection: The Adrian Kantrowitz Papers (Profiles in Science)
12. A New Microcomputer-Based ECG Analysis System Publication: The Clinical Cardiology Publishing Co., September 1983 Subject(s): ElectrocardiographyDiagnosis, Computer-Assisted Archival Collection: The Edward D. Freis Papers (Profiles in Science)
13. Effect of Treatment on Morbidity in Hypertension. Veterans Administration Cooperative Study on Antihypertensive Agents: Effect on the Electrocardiogram Publication: American Heart Association, September 1973 Subject(s): HypertensionAntihypertensive AgentsElectrocardiography Archival Collection: The Edward D. Freis Papers (Profiles in Science)