Vacina - antipneumococica - Carvalho, L H F R; Farha, C K; Yamamoto, M; Rocha, G M; Carvalho, E S; Sokolowshi, W T; Succi, R C M; Ferez, M C C; Magiuzzo, C; Marques, C R S; Berezim, E (Revista Paulista de Pediatria, 1989)