The LancetVolume 383, Issue 9935, 21–27 June 2014, Page 2126Department of ErrorDepartment of ErrorAuthor links open overlay panelShow moreShareCitehttps://doi.org/10.1016/S0140-6736(14)61031-XPrevious article in issueNext article in issueRecommended articlesCited by (0)View AbstractCopyright © 2014 Elsevier Ltd. All rights reserved.