Chai, Andrew Incremental improvement in submaximal effort capacity during the third month of cardiac rehabilitation. [electronic resource] - Journal of cardiopulmonary rehabilitation - 210-4 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0883-9212 Standard No.: 10.1097/00008483-200507000-00006 doi Subjects--Topical Terms: AgedAged, 80 and overExercise TestExercise TherapyExercise ToleranceFemaleHeart Diseases--physiopathologyHeart RateHumansMaleMiddle AgedPhysical ExertionTime FactorsTreatment Outcome