HD 21/7/16 -- Blue in Sherpa: archiving status unclear Author's Post-print: author can archive post-print (ie final draft post-refereeing) Publisher's Version/PDF: author cannot archive publisher's version/PDF General Conditions: On the author's personal website, institutional repository or academic social network Publisher's version/PDF cannot be used Publisher copyright and source must be acknowledged Must link to publisher version Set statement to accompany deposit "as accepted for publication" NIH authors may deposit in PubMed Central. , Nov2016. -- Accepted v. requested (Duthie) 11.11.16--MMM