21. 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.
22. In Malta, water samples are taken every day in various parts of the island for analysis by the public health laboratory Subject(s): LaboratoriesPublic HealthWorld Health Organization.
23. Rat catching is part of the routine activities of the port authorities Subject(s): Health PersonnelPublic HealthWorld Health Organization
24. Two children study health education posters Subject(s): Health EducationChildPublic HealthIranWorld Health Organization
25. Safeguarding the health of 8 million people ... is a sanitation problem of giganitc proportions Subject(s): Public HealthWorld Health Organization
26. ... state-run health facilities of Kromeriz: the surgical department has seven doctors and 120 beds Subject(s): NursesOperating RoomsSurgical InstrumentsPublic HealthWorld Health Organization
27. This woman is in need of help Subject(s): MothersMother-Child RelationsPublic HealthWorld Health Organization
28. 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
29. Safegarding the health of 8 million people: The women in charge, Dr. Leona Baumgartner, Commissioner of Health for New York City, inspects slum clearing Subject(s): Public HealthWorld Health Organization
33. Professor Jean Bernard Subject(s): Animals, LaboratoryPublic HealthFranceWorld Health Organization