PT - JOURNAL ARTICLE ED - , TI - Amount or Intensity? Study Examines Potential Benefits of Exercise for Patients with Heart Failure DP - 2017 Dec 01 TA - Saudi Medical Journal PG - 1268--1268 VI - 38 IP - 12 4099 - http://smj.org.sa/content/38/12/1268.2.short 4100 - http://smj.org.sa/content/38/12/1268.2.full SO - Saudi Med J2017 Dec 01; 38