Affiliation: | KIT Biomedical Research, Royal Tropical Institute (KIT), Amsterdam, the Netherlands (A.L. den Hertog, S. Menting, R.M. Anthony); ;National Institute for Public Health and the Environment (RIVM), Bilthoven, the Netherlands (D. van Soolingen); ;Radboud University Medical Center, Nijmegen, the Netherlands (D. van Soolingen) |