Kass Benjamin, Icke Katja, Witt Claudia M, Reinhold Thomas
Institute for Social Medicine, Epidemiology and Health Economics, Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Berlin, Germany.
BMC Health Serv Res. 2020 Sep 30;20(1):909. doi: 10.1186/s12913-020-05766-6.
An amendment to this paper has been published and can be accessed via the original article.