1 Institute for Health Metrics and Evaluation, Seattle, WA 98121, USA. Electronic address: dieleman@uw.edu.
2 Global Health Sciences, University of California at San Francisco, San Francisco, CA, USA.
3 Institute for Health Metrics and Evaluation, Seattle, WA 98121, USA.
4 Program in Global Surgery and Social Change, Harvard Medical School, Boston, MA, USA; Department of Plastic and Oral Surgery, Boston Children's Hospital, Boston, MA, USA.