00311nam a2200121Ia 4500082002300000100003000023245004400053260003200097300001400129490003600143500000500179700000500184  a304.30973bP849.CH  aPorterfield, John D., ed.  aCommunity health in the United Statesb  aMadrasbHigginbothamsc1967  avi, 309p.  aVoice of America forum lectures  a  a