A comparison of ELISA methods for the determination of human serum antibodies to Haemophilus influenzae type b
Three years of surveillance of invasive infections by Haemophilus influenzae after introduction of immunisation in the National Immunisation Programme
Development and technology transfer of Haemophilus influenzae type b conjugate vaccines for developing countries
Rijksinstituut voor Volksgezondheid
Rijksinstituut voor Volksgezondheid