Soil monitoring systems and their suitability for predicting delayed effects of diffuse pollutantsW Duijvenbooden08/06/1998Journal Article
Prevalence and risk factors for hepatitis B virus infections among visitors to an STD clinicYTHP Duynhoven, MJW Laar, WA Schop, ( ), AM Loon, MJW Sprenger04/06/1998Journal Article
Surveillance of antibiotic resistance in Neisseria gonorrhoeae in the Netherlands, 1977-95MJW Laar, YTHP Duynhoven, M Dessens, M Santen, B Klingeren17/05/1998Journal Article
Viewpoint from ECVAM. Approaches for the validation of serological methods as an alternative to the challenge proceduresCFM Hendriksen18/05/1998Journal Article
Rate of recurrent collapse after vaccination with whole cell pertussis vaccine: follow up studyPE Vermeer-de Bondt, J Labadie, HC Rumke28/05/1998Journal Article
Meningitis bacterium is viable without endotoxinL Steeghs, R Hartog, A Boer, B Zomer, P Roholl, P Ley28/05/1998Journal Article
The effect of pertussis toxin and whole-cell pertussis vaccine on haemodynamics and autonomic responsiveness in the rat depends on route of administration and ageJGC Amsterdam, JD Biesebeek, Kuil, JW Laan, J Wemer, DJ Wildt, W Vleeming28/05/1998Journal Article
The potential of restricted access media columns as applied in coupled-column LC/LC-TSP/MS/MS for the high-speed determination of target compounds in serum. Application to the direct trace analysis of salbutamol and clenbuterolEA Hogendoorn, P Zoonen, A Polettini, GM Bouland, M Montagna28/05/1998Journal Article