About the Authors

Olivier Fontaine

To whom correspondence should be addressed. E-mail: fontaineo@who.int

Margaret Kosek
Shinjini Bhatnagar
Cynthia Boschi-Pinto
Kit Yee Chan
Christopher Duggan
Homero Martinez
Hugo Ribeiro
Nigel C Rollins
Mohammed A Salam
Mathuram Santosham
John D Snyder
Alexander C Tsai
Beth Vargas
Igor Rudan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

OF led and co-ordinated the study. OF and IR designed the study and wrote the first draft of the paper. KYC, ACT, and IR computed the intermediate and final scores and agreement statistics. MK, SB, CB-P, CD, HM, HR, NCR, MAS, MS, JDS, and BV submitted their scores to OF, checked the first draft for important intellectual content, and provided many valuable comments.