Lyn 28/6/18. Sherpa: Author's Pre-print: archiving status unclear Author's Post-print: author cannot archive post-print (ie final draft post-refereeing) Publisher's Version/PDF: author can archive publisher's version/PDF General Conditions: Applies to Cochrane Database of Systematic Reviews On author's personal website or institutional website On institutional repository or funder's designated repository, including PubMed Central after 12 months embargo Publisher's version/PDF must be used Set statement to accompany deposit Authors retain copyright Must link to publisher version. version 3 CC-BY-NC. Full-text added. Lyn 28/6/18