Occurrence of Haemophilus influenzae strains in three Brazilian states since the introduction of a conjugate Haemophilus influenzae type b vaccine

by A.E.C.C. de Almeida, I. de Filippis, A.O. de Abreu, D.G. Ferreira, A.L. Gemal, K.B.F. Marzochi
Published 2005-05-01