Subjects
- Emergency Medical Services1
- General Surgery1
- Genetics1
- Health Care Reform1
- Heart Defects, Congenital1
- Heart Valve Prosthesis1
- Heart-Assist Devices1
- Hospitals, Special1
- Hypertension1
- Matas, Rudolph, 1860-19571
- Methodist Hospital (Houston, Tex.)1
- Military Medicine1
- Myocardial Infarction1
- National Library of Medicine (U.S.)1
- Operating Rooms1
- Peripheral Vascular Diseases1
- Physicians1
- Pleura -- surgery1
- Polyethylene Terephthalates1
- Pulmonary Heart Disease1
