TY  - JOUR 
T1  - An epidemiological study of Haemophilus influenzae at a Brazilian day care center
JO  - Brazilian Journal of Infectious Diseases
A1  - Bonifácio da Silva, M.E.
A1  - Marin, J.M.
SN  - 1413-8670
UL  - 10.1590/S1413-86702001000500004
VL  - 5 
Y1  - 2001
PB  - Brasil 
ER  -