How to select a frail elderly population? A comparison of three working definitionsMJM Chin A Paw, JM Dekker, EJM Feskens, EG Schouten, D Kromhout15/11/1999Tijdschriftartikel
Enzyme amplification as detection tool in continuous-flow systems II. On-line coupling of liquid chromatography to enzyme-amplified biochemical detection after pre-column derivatization with biotinMR van Bommel, APJM de Jong, UR Tjaden, H Irth, J van der Greef12/11/1999Tijdschriftartikel
Enzyme amplification as detection tool in continuous-flow systems I. Development of an enzyme-amplified biochemical detection system coupled on-line to flow-injection analysisMR van Bommel, APJM de Jong, UR Tjaden, H Irth, J van der Greef12/11/1999Tijdschriftartikel
Environmental risk assessment for pesticides in the atmosphere; the results of an international workshopR Guicherit, DJ Bakker, P de Voogt, F van den Berg, HFG van Dijk, WAJ van Pul18/11/1999Tijdschriftartikel
Emission of pesticides into the airF van den Berg, R Kubiak, WG Benjey, MS Majewski, SR Yates, GL Reeves, JH Smelt, AMA van der Linden18/11/1999Tijdschriftartikel
Decline of simian immunodeficiency virus (SIV)-specific cytotoxic T lymphocytes in the peripheral blood of long-term nonprogressing macaques infected with SIVmac32H-J5AM Geretti, EGJ Hulskotte, MEM Dings, CA van Baalen, G van Amerongen, SG Norley, P Boers, R Gruters, ADME Osterhaus15/11/1999Tijdschriftartikel
Data needs and limitations for broad-scale ecosystem modellingW Cramer, R Leemans, ED Schulze, A Bondeau, RJ Scholes18/11/1999Tijdschriftartikel
Complejacion de contraiones divalentes a polielectrolitos lineales: tratamiento teorico-experimentalRD Porasso, MAGT van den Hoop, JC Benegas25/11/1999Tijdschriftartikel
Changes in and factors related to loneliness in older men. The Zutphen Elderly StudyMAR Tijhuis, J de Jong-Gierveld, EJM Feskens, D Kromhout12/11/1999Tijdschriftartikel
Cardiovascular diseases and risk factors in a population-based study in the Netherlands: agreement between questionnaire information and medical recordsOH Klungel, A de Boer, AHP Paes, JC Seidell, A Bakker12/11/1999Tijdschriftartikel