HEW: deeply involved now--in charge by 1980?
D003695:Delivery of Health Care; D003729:Dental Care; D003815:Dentists / Q000600:supply & distribution; D004497:Education, Dental; D007879:Legislation, Dental; D013218:State Dentistry; D014481:United States; D014483:United States Dept. of Health and Human Services