00689nam 2200157z- 450 9910712476603321(CKB)5470000002493374(EXLCZ)99547000000249337420230509c1980uuuu -u- -engBasic data on health care needs of adults 25-74 years of age, United States, 1971-75U.S. Department of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health StatisticsHyattsville, MdBOOK9910712476603321Basic data on health care needs of adults 25-74 years of age, United States, 1971-753274717UNINA