PT - JOURNAL ARTICLE AU - David A. Katerndahl TI - Physical Activity and Coronary Heart Disease AID - 10.3122/jabfm.5.4.448 DP - 1992 Jul 01 TA - The Journal of the American Board of Family Practice PG - 448--449 VI - 5 IP - 4 4099 - http://www.jabfm.org/content/5/4/448.short 4100 - http://www.jabfm.org/content/5/4/448.full SO - J Am Board Fam Med1992 Jul 01; 5