About the Authors

Scott Kellerman

skellerman@msh.org

Affiliation Center for Health Services, Management Sciences for Health, Arlington, Virginia, United States of America

Shaffiq Essajee

Affiliation Clinton Health Access Initiative, Clinton Foundation, New York, New York, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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.