Evaluating health education outcomes. 1949.
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D002648:Child; D005069:Evaluation Studies as Topic; D006266:Health Education / Q000266:history* / Q000592:standards; D007722:Health Knowledge, Attitudes, Practice; D006302:Health Services Research / Q000266:history; D049673:History, 20th Century; D006801:Humans; D012572:School Health Services / Q000266:history* / Q000592:standards