About the Authors
- Scott Kellerman
- Center for Health Services, Management Sciences for Health, Arlington, Virginia, United States of America
- Shaffiq Essajee
- Clinton Health Access Initiative, Clinton Foundation, New York, New York, United States of America
The authors have declared that no competing interests exist.
ICMJE criteria for authorship read and met: SK SE. Wrote the first draft of the paper: SK SE. Contributed to the writing of the paper: SK.