Kumar, Anil Use of enhanced counterpulsation in the treatment of refractory angina pectoris and congestive heart failure. [electronic resource] - Comprehensive therapy - 133-8 p. digital Publication Type: Journal Article; Review ISSN: 0098-8243 Subjects--Topical Terms: Angina Pectoris--therapyCounterpulsation--adverse effectsExercise ToleranceHeart Failure--therapyHumans