Author initiated. WHITE in Sherpa: author can archive pre-print with restrictions: •Varies between journal titles. Author can archive post-print with restrictions: •12 months or 6 months if funded by Wellcome Trust. Author can archive publisher's version/PDF with restrictions: •12 months or 6 months if funded by Wellcome Trust. 8/1/14 HD. Requested (Raul) Permission, 10.1.14-MMM