72. A lesson in dental care in Thailand. Prevention of tooth decay in childhood is of major importance Subject(s): ToothbrushingChildHealth EducationWorld Health Organization
73. Children in the Netherlands learning how to keep their mouths healthy. Good habits started early in life are a sound foundation for oral health Subject(s): Dental OfficesDental EquipmentDental InstrumentsToothbrushingChildHealth EducationNetherlandsWorld Health Organization
76. Two members of the pupils' "Health Committee" in an Egyptian school. They are preparing the antseptics and absorbant cotton for the anti-trachoma treatment Subject(s): ChildHealth EducationHealth PromotionWorld Health Organization.
77. The doctor takes throat swabs for laboratory examination Subject(s): NursesHealth EducationChildPhysiciansPhysical Examination
78. [Health education: smoking and hypertension] Subject(s): TeachingHealth EducationWorld Health Organization
79. [Survey of health services in Tunisia] Subject(s): Health EducationPublic HealthWomenWorld Health Organization
80. Once a week the roads are thoroughly cleaned by the local population as part of a patriotic mass movement Subject(s): Health EducationPublic HealthWorld Health Organization.