About the Authors
- Scott E. Kellerman
- Management Sciences for Health, Arlington, Virginia
- Nandita Sugandhi
- Clinton Health Access Initiative, New York, New York
The authors have declared that no competing interests exist.
Wrote the first draft of the manuscript: SEK NS. Contributed to the writing of the manuscript: SEK NS. ICMJE criteria for authorship read and met: SEK NS. Agree with manuscript results and conclusions: SEK NS.