F G A Versteegh

Paediatric apnoeas are not related to a specific respiratory virus, and parental reports predict hospitalisation

T. van der Ploeg, T van der Ploeg, J O Wishaupt, 2016, Acta paediatrica.

Age-specific long-term course of IgG antibodies to pertussis toxin after symptomatic infection with Bordetella pertussis

J. Schellekens, H. D. de Melker, P. Teunis, 2005, Epidemiology and Infection.

Kinetics of the IgG antibody response to pertussis toxin after infection with B. pertussis

J. Schellekens, H. D. de Melker, M. Kretzschmar, 2002, Epidemiology and Infection.