School health education in the United States.
D002648:Child; D002675:Child, Preschool; D003479:Curriculum; D004496:Education, Continuing; D004521:Educational Measurement; D006266:Health Education / Q000592:standards; D006281:Health Occupations / Q000193:education; D006801:Humans; D012574:Schools; D013997:Time Factors; D014481:United States