Yellow in Sherpa: author can archive pre-print (ie pre-refereeing), subject to Restrictions below, author can archive post-print (ie final draft post-refereeing) Restrictions: 12 month embargo for STM, Behavioural Science and Public Health Journals, 18 month embargo for SSH Journals, Publisher's Version/PDF: author cannot archive publisher's version/PDF. 12.6.12-MMM updated URL, DOI, creators ids LL 8.7.14 Metadata revised, LL 19/6/2020. -- Unsigned Submission & Permission Form added to Dark Archive 10.8.2020-MMM