Enumeration of anaerobic and oligotrophic bacteria in subsoils and sedimentsP van Beelen, AK Fleuren-Kemila31/12/1989Tijdschriftartikel
Monoclonal antibodies for therapy, prevention and in vivo diagnosis of human diseaseHJM van de Donk31/12/1989Tijdschriftartikel
Immunoassays as analytical techniques for the regulatory control of residues of veterinary drugs in slaughter animals. Reliable or not?RW Stephany31/12/1989Tijdschriftartikel
Estudios dieteticos de los Paises Bajos: enfoque de la porcion duplicadaRW Stephany31/12/1989Tijdschriftartikel