No abstract available
MeSH terms
-
Child
-
Humans
-
Immunity, Herd / immunology*
-
Immunization
-
Infection Control
-
Poliomyelitis / epidemiology
-
Poliomyelitis / prevention & control
-
Poliomyelitis / transmission
-
Tetanus / epidemiology
-
Tetanus / prevention & control
-
Tetanus / transmission