1. Institute for Hygiene and Public Health, University of Bonn, Sigmund-Freud-Str. 25, 53105, Bonn, Germany E-mail: susanne.herbst@ukb.uni-bonn.de; andrea.rechenburg@ukb.uni-bonn.de; boxman@ukb.uni-bonn.de
2. Center for Development Research (ZEF), University of Bonn, Walter-Flex-Strasse 3, 53115, Bonn, Germany E-mail: sbene@uni-bonn.de
3. Friedrich Ebert Stiftung, P.O. Box 1137, Pantai, 59700, Kuala Lumpur, Malaysia E-mail: ute-koester@web.de
4. Faculty of Public Health, Can Tho University of Medicine and Pharmacy, 3 Thang 2 Street, Can Tho City Can Tho Province, Vietnam E-mail: pttngoc@ctu.edu.vn
5. Faculty of Spatial Planning, Technische Universität Dortmund, August-Schmidt-Straße 10, 44221, Dortmund, Germany E-mail: corinna.berger@tu-dortmund.de