00652nam 2200169z- 450 9910712704303321(CKB)5470000002497134(EXLCZ)99547000000249713420230509c1965uuuu -u- -engChronic conditions and activity limitation : United States - July 1961-June 1963Washington, D.CU.S. Department of Health, Education, and Welfare, Public Health ServiceChronic conditions and activity limitation BOOK9910712704303321Chronic conditions and activity limitation : United States - July 1961-June 19633307560UNINA