1. Institute for Global Health Sciences and the Division of Hospital Medicine, University of California San Francisco, Box 0131, 533 Parnassus Ave, Room U126, San Francisco, CA 941143-0131, United States of America (USA).
2. Nuffield Department of Primary Health Care Sciences, University of Oxford, Oxford, England.
3. The Council on Foreign Relations, Washington, DC, USA.
4. O’Neill Institute for National and Global Health Law, Georgetown University, Washington, DC, USA.
5. Research Triangle Institute (RTI) International, Durham, USA.