1.
Homogeneity of Cell Envelope Protein Subtypes, Lipopolysaccharide Serotypes, and Biotypes among Haemophilus influenzae Type b from Patients with Meningitis in The Netherlands
2.
Phenotypic and Genotypic Changes in a New Clone Complex of Neisseria meningitidis Causing Disease in the Netherlands, 1958-1990
Meningococcal Disease in the Netherlands, 1958-1990: A Steady Increase in the Incidence Since 1982 Partially Caused by New Serotypes and Subtypes of Neisseria meningitidis