The use of reference materials in quality assurance programmes in food microbiology laboratoriesPH Veld25/03/1999Journal Article
Accelerated accumulation of somatic mutations in mice deficient in the nucleotide excision repair gene XPAH Giese, MET Dolle, A Hezel, H Steeg, J Vijg25/03/1999Journal Article
Conduite a tenir devant une insuffisance respiratoire aigue d'origine toxiqueJ Meulenbelt, V Eijzenbach25-03-1999Journal Article
Improved detection and vital staining of Cryptosporidium and Giardia with flow cytometryGJ Medema, FM Schets, H Ketelaars, G Boschman25/03/1999Journal Article
Reduction of FRNA-bacteriophages and faecal indicator bacteria by dune infiltration and estimation of sticking efficienciesJF Schijven, W Hoogenboezem, PJ Nobel, GJ Medema, A Stakelbeek25/03/1999Journal Article
Ending polio immunization: when and how are we sure that the needle is out of the haystack?TG Kimman, MPG Koopmans, HGAM Avoort25/03/1999Journal Article
Healthy volunteers studies in toxicologyJ Meulenbelt, TT Mensinga, JM Kortboyer, GJA Speijers, I Vries25/03/1999Journal Article
New perspectives for alternative approaches to carcinogenicity testing: a regulator viewpointJW Laan25/03/1999Journal Article
Risk assessment and immunotoxicologyH Loveren, WH Jong, RJ Vandebriel, JG Vos, J Garssen25/03/1999Journal Article
'Emerging' virale zoonosen waarvan inheemse dieren in Nederland de gastheer kunnen zijnWHM Poel25/03/1999Journal Article