1974 Roerig symposium: Intestinal parasite problems of school-age children. Assistance by state departments of education to local school districts.
D002648:Child; D003479:Curriculum; D004493:Education; D006077:Government Agencies; D006266:Health Education; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000517:prevention & control*; D010290:Parents; D012574:Schools; D013663:Teaching; D014481:United States