Fenner Lukas, Zürcher Kathrin, Egger Matthias
All of the authors are with the Institute of Social and Preventive Medicine, University of Bern, Switzerland. Lukas Fenner is also with the Cantonal Health Office, Canton of Solothurn, Switzerland.
Am J Public Health. 2018 May;108(5):629-630. doi: 10.2105/AJPH.2018.304344.