- Correspondence to Dr Michelle C Turner, Barcelona Institute for Global Health (ISGlobal), Parc de Recerca Biomèdica de Barcelona, Barcelona 08003, Spain ;
- Received 9 September 2016
- Revised 2 May 2017
- Accepted 10 May 2017
- Published online 9 June 2017.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.