Iowa dental needs survey--an interview: Dr James Beck and Dr. Dalton W. Richey.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001294:Attitude to Health; D002648:Child; D002675:Child, Preschool; D003710:Demography; D003729:Dental Care / Q000706:statistics & numerical data; D006301:Health Services Needs and Demand; D006302:Health Services Research; D006801:Humans; D007223:Infant; D007484:Iowa; D008875:Middle Aged