Authors: Derks, MGM Koopmans, RP Oosterhoff, E Van Boxtel, CJ

Citation: Mgm. Derks et al., Prevention by theophylline of beta-2-receptor down regulation in healthy subjects, EUR J DRUG, 25(3-4), 2000, pp. 179-188

Authors: Schipper, HG Koopmans, RP Nagy, J Butter, JJ Kager, PA Van Boxtel, CJ

Citation: Hg. Schipper et al., Effect of dose increase or cimetidine co-administration on albendazole bioavailability, AM J TROP M, 63(5-6), 2000, pp. 270-273

Authors: Koopmans, R Ha, LD Duc, D Dien, TK Kager, PA Khanh, NX Van Boxtel, CJ De Vries, PJ

Citation: R. Koopmans et al., The pharmacokinetics of artemisinin after administration of two different suppositories to healthy Vietnamese subjects, AM J TROP M, 60(2), 1999, pp. 244-247