01925nam 2200457 a 450 991070247610332120130110085230.0(CKB)5470000002427405(OCoLC)823859955(EXLCZ)99547000000242740520130110d1979 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierOffice visits involving X-rays[electronic resource] National Ambulatory Medical Care Survey, United States, 1977 /[prepared by Hugo Koch and Raymond O. Gagnon][Hyattsville, Md.] :U.S. Dept. of Health, Education, and Welfare, Public Health Service, Office of Health Research, Statistics, and Technology,[1979]1 online resource (8 pages)Advance data from vital & health statistics of the National Center for Health Statistics ;no. 53DHEW publication ;no. (PHS) 79-1250Title from title screen (viewed Nov. 13, 2012)."September 11, 1979."Includes bibliographical references.Office visits involving X-rays RadiographyUtilizationUnited StatesStatisticsAmbulatory medical careUtilizationUnited StatesStatisticsStatistics.lcgftRadiographyUtilizationAmbulatory medical careUtilizationKoch Hugo K1390393Gagnon Raymond O1388028National Ambulatory Medical Care Survey (U.S.)United States.Public Health Service.Office of Health Research, Statistics, and Technology.National Center for Health Statistics (U.S.)GPOGPOBOOK9910702476103321Office visits involving X-rays3526864UNINA