1. Maastricht Economic & Social Research Institute on Innovation & Technology (MERIT), Maastricht University, Boschstraat 24, 6211AX Maastricht, The Netherlands
2. University Clinic for Emergency & Intensive Care Medicine, Paracelsus Medical University (PMU), Prof. Ernst-Nathan-Strasse 1, 90419 Nuremberg, Germany
3. Department of International Health, School CAPHRI, Maastricht University, Duboisdomein 30, 6229 GT Maastricht, The Netherlands
4. Faculty for Health & Human Sciences, University of Bremen, Grazer Strasse 2, 28359 Bremen, Germany
5. Faculty of Health, Medicine & Life Sciences, Maastricht University, P.O. Box 616, 6200 MD Maastricht, The Netherlands