Epidemiological studies related to the use of sewage sludge in agricultureAH Havelaar, JC Block31/12/1986Journal Article
F-specific RNA bacteriophages as model viruses in water treatment processesAH Havelaar31/12/1986Journal Article
AIDS prediction and intervention (Letter to the editor)JAM Druten, Th Boo, JC Jager, SH Heisterkamp, RA Coutinho, EJ Ruitenberg31/12/1986Journal Article
Determination of the heroin metabolite 6-acetylmorphine by HPLC using automated precolumn derivatisation and fluorescence detectionHJFM Derks, K Twillert, DPKH Pereboom-de Fauw, G Zomer, JG Loeber31/12/1986Journal Article
The epidemiology of LAV/HTLC-III-infections in EuropeRA Coutinho, JM Bos, EJ Ruitenberg31/12/1986Journal Article
Trens and seasonal variation of precipitation chemistry data in the NetherlandsTA Buishand, GT Kempen, AJ Frantrzen, HFR Reijnders, AJ Eshof31/12/1986Journal Article