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- Publication:
- Moskva : Narkomzdrav SSSR, Institut sanitarnogo prosveshcheniia, 1944
- Subject(s):
- Hygiene
Housekeeping
Health Behavior
Child Behavior
Adolescent Behavior
- Publication:
- Moskva : Narkomzdrav SSSR, Institut sanitarnogo prosveshcheniia, 1944
- Subject(s):
- Helping Behavior
Adolescent Behavior
Child Behavior
Hand Disinfection
Sibling Relations
- Publication:
- Moskva : Narkomzdrav SSSR, Institut sanitarnogo prosveshcheniia, 1944
- Subject(s):
- Posture
Students
Child Behavior
Adolescent Behavior
- Publication:
- Moskva : Narkomzdrav SSSR, Institut sanitarnogo prosveshcheniia, 1944
- Subject(s):
- Smoking -- prevention & control
Child Behavior
Adolescent Behavior
- Publication:
- Moskva : Narkomzdrav SSSR, Institut sanitarnogo prosveshcheniia, 1944
- Subject(s):
- Hygiene
Students
Child Behavior
Adolescent Behavior