[PROBLEM OF THE ELEMENTARY SCHOOL IN HYGIENE EDUCATION OF STUDENTS IN HUNGARY. (WITH REFERENCE TO THE 6-14 AGE GROUP)].
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Adolescent↗
Biomedical subjects
I KATONA
Publications and source records attributed to I KATONA.
[The problem of sanitary education of students].
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Health Education↗
[Pioneers of Hungarian school hygiene].
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Humans↗