No abstract available
Publication types
-
Comparative Study
-
English Abstract
MeSH terms
-
Age Factors
-
Analysis of Variance
-
Antibodies, Viral / blood
-
Antibody Formation
-
Chi-Square Distribution
-
Humans
-
Italy / epidemiology
-
Neutralization Tests
-
Poliomyelitis / epidemiology
-
Poliomyelitis / immunology*
-
Poliovirus / immunology
-
Seroepidemiologic Studies
-
Sex Factors