title: Clinical efficacy of trivalent oral polio vaccine tested: polio outbreak in Honduras.
mesh_terms: D000367:Age Factors; D000569:Americas; D002489:Central America; D003695:Delivery of Health Care; D019049:Developed Countries; D003906:Developing Countries; D004194:Disease; D005069:Evaluation Studies as Topic; D006262:Health; D006296:Health Services; D006721:Honduras; D007114:Immunization; D015994:Incidence; D007239:Infections; D007843:Latin America; D008511:Medicine; D009656:North America; D011154:Population Characteristics; D011315:Preventive Medicine; D011320:Primary Health Care; D012106:Research; D012107:Research Design; D014611:Vaccination
keywords: Age Factors; Americas; Bacterial And Fungal Diseases; Central America; Comparative Studies; Delivery Of Health Care; Developed Countries; Developing Countries; Diseases; Evaluation; Health; Health Services; Honduras; Immunization; Incidence; Infections--prevention and control; Latin America; Measurement; Medicine; North America; Population Characteristics; Preventive Medicine; Primary Health Care; Research Methodology; Studies; Vaccination--administraction and dosage