Rüegg, S. R., Machalaba, C., McMahon, B. J., Haesler, B., Myhre Errecaborde, K., Pelican, K., & Kock, R. A. (2017). Expectations for a new WHO Director General: health in a rapidly changing environment. https://doi.org/10.1016/S2542-5196%2817%2930022-0