Twiss I M, van den Berk A H M, de Kam M L, Bosch J J, Cohen A F, Vermeij P, Burggraaf J
Department of Clinical Pharmacy and Toxicology, Leiden University Medical Center, Leiden, the Netherlands.
J Clin Pharmacol. 2006 Apr;46(4):483-7. doi: 10.1177/0091270006286781.