OPAL: Network for the detection of stratospheric change ozone profiler assessment at Lauder, New Zealand. 1. Blind comparisonIS McDermid, JB Bergwerff, G Bodeker, DPJ Swart, et al.31/12/1998Tijdschriftartikel
Maternal serum alpha-fetoprotein in fetal anal atresia and other gasto-intestinal obstructionsM van Rijn, GCML Christaens, AM Hagenaars, GHA Visser31/12/1998Tijdschriftartikel
Isolation, identification and immunosuppressive activity of a new IMM-125 metabolite from human liver microsomes. Identification of its cyclophilin A-IMM-125 metabolite complex by nanospray tandem mass spectrometryGJJ Lhoest, APJM de Jong, HD Meiring, et al.31/12/1998Tijdschriftartikel
IS1245 restriction fragment length polymorphism typing of Mycobacterium avium isolates : proposal for standardizationD van Soolingen, J Bauer, V Ritacco, et al.03/12/1998Tijdschriftartikel
In vivo and in vitro production of monoclonal antibodies: current possibilities and future perspectives : introductionB de Geus, CFM Hendriksen31/12/1998Tijdschriftartikel
Global use and trade of feedstuffs and consequences for the nitrogen cycleAF Bouwman, H Booij14/12/1998Tijdschriftartikel
Fruit and fish consumption: a possible explanation for population differences in COPD mortality (The Seven Countries Study)C Tabak, EJM Feskens, D Heederik, D Kromhout, et al.31/12/1998Tijdschriftartikel
Evaluation of four DNA typing techniques in epidemiological investigations of bovine tuberculosisD Cousins, S Williams, E Liebana, A Bunschoten, J van Embden, et al.14/12/1998Tijdschriftartikel
Estimating influenza-related hospitalization in the NetherlandsRMPM Baltussen, A Reinders, MJW Sprenger, MJ Postma, JC Jager, et al.03/12/1998Tijdschriftartikel
Effect of short-term changes in urban air pollution on the respiratory health of children with chronic respiratory symptoms: the PEACE project: introductionW Roemer, G Hoek, B Brunekreef, P Fischer, et al.31/12/1998Tijdschriftartikel