An alternative method for the decontamination of rats carrying Mycoplasma pulmonis without the use of germfree isolatorsAK Banerjee, AF Angulo, AA Polak-Vogelzang, AM Kershof31/12/1987Tijdschriftartikel
Ammoniak en ammonium in Nederland en EuropaW Asman, E Buijsman, H Maas, JW Erisman, A Janssen, A Waijers-Ypelaan, J Slanina31/12/1987Tijdschriftartikel
AIDS in Europe. Current trends and short-term predictions estimated from surveillance data, January 1981-June 1986AM Downs, RA Ancelle, JC Jager, JB Brunet31/12/1987Tijdschriftartikel
Aerosol phenomenology of air pollution episodesA van der Meulen, BG van Elzakker31/12/1987Tijdschriftartikel