672. Prevention is essential to protect life and there is no substitute for vaccination and immunization Subject(s): Public HealthPhysiciansMothersMother-Child RelationsInjectionsWorld Health Organization
673. This woman is in need of help Subject(s): MothersMother-Child RelationsPublic HealthWorld Health Organization
675. For these boys at an Indian school, early preventive treatment for incipient trachoma will probably safeguard their young eyesight for a whole lifetime Subject(s): Health PersonnelHealth PromotionChildPublic HealthWorld Health Organization
676. Under careful supervision, this Sudan schoolboy is treating his classmates' eyes for trachoma. This will ensure that treatment countinues after the trachoma control team leaves the district Subject(s): Health PersonnelHealth PromotionChildPublic HealthWorld Health Organization
677. This little boy is having an eye check-up which should ensure that any threat to his sight is recognized in time and prevented. Many thousands of less fortunate children go blind unnecessarily every year for want of simple precautions or low-cost treatment Subject(s): Health PersonnelPublic HealthChildWorld Health Organization
678. Members of the trachoma control team examine an elderly patient in a rural area. Although trachoma is the principle cause of blindness here, many cases are also found of such ailments as cataract and glaucome. Some cases will respond to simple surgical treatment Subject(s): Health PersonnelPublic HealthWorld Health Organization.
679. Control of the virus diseases transmitted by the mosquito Aedes aegypti is an increasingly important problem. The mosquito is a vector of yellow fever but it also transmits hemorrhagic fever. A aegypti is the most "domesticated" of all mosquitoes- where man congregates, there this mosquito multiplies abundantly Subject(s): Public HealthChildWorld Health Organization
680. An interviewer asks questions on the utilization of health services Subject(s): Public HealthHealth Education