AU - Dreier WH TI - LIfe after 60 in iowa PT - JOUR DP - 1961 TA - Archives of Internal Medicine pages = {966-967}, VI - 108 IP - 6 AID - 10.1001/archinte.1961.03620120150030 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1961.03620120150030 SO - Archives of Internal Medicine December 1, 1961 108(6):966