"Masernschutzimpfung" . . "Measles Vaccination Cost effectiveness Zambia Southern Province." . . "Sambia Gesundheitswesen, Medizin, Pharmazie" . . "Vaccination Cost effectiveness Developing countries." . . "Vaccination Cost effectiveness." . . "Soziale Kosten" . . . . "Measles Vaccination Cost effectiveness." . . "Sambia" . . "Masern." . . "Zambia" . . "Zambia" . . "Impfung." . . "Entwicklungsländer." . . "Measles." . . "Measles prevention & control Zambia." . . "Sambia." . . "Cost-Benefit Analysis Zambia." . . . . . . . . . . . . . . . . . . . . "The cost-benefit of measles immunization : a study from Southern Zambia" . . . . . . . . . . . . . . "The cost-benefit of measles immunization a study from Southern Zambia" . . . . . . . "Immunisierung." . . "Kosten-Nutzen-Analyse" . . "Vaccination." . . "Krankheit." . . "Gesundheitswesen Länder, Gebiete, Völker // Sambia" . . "Developing countries." . .