Pneumococcal vaccine in Italy.
Cavallo
Rosario
R
D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007558:Italy / Q000453:epidemiology; D011008:Pneumococcal Infections / Q000453:epidemiology*; D022242:Pneumococcal Vaccines / Q000276:immunology*
D022242:Pneumococcal Vaccines