No abstract available
MeSH terms
-
Adult
-
Communicable Disease Control / standards*
-
Developing Countries
-
Documentation / standards
-
Emigrants and Immigrants
-
Humans
-
Immunity, Active / immunology
-
Immunity, Herd
-
Immunization, Secondary / standards*
-
Immunoglobulin G / blood
-
Insurance Coverage
-
Male
-
Medical Records Systems, Computerized
-
Risk Factors
-
Software
-
Sri Lanka
-
Switzerland
-
Vaccination / standards*