Kim C E Sigaloff1, Tobias F Rinke de Wit2. 1. Amsterdam Institute for Global Health and Development, Department of Global Health, Academic Medical Center, University of Amsterdam, 1100 DE Amsterdam, Netherlands; Department of Internal Medicine, Division of Infectious Diseases, Academic Medical Center, University of Amsterdam, 1100 DE Amsterdam, Netherlands. Electronic address: k.sigaloff@aighd.org. 2. Amsterdam Institute for Global Health and Development, Department of Global Health, Academic Medical Center, University of Amsterdam, 1100 DE Amsterdam, Netherlands.