LM 27/09/18 Green in Sherpa, Author's Pre-print: 	green tick  author can archive pre-print (ie pre-refereeing)
Author's Post-print: 	green tick  author can archive post-print (ie final draft post-refereeing)
Publisher's Version/PDF: 	cross  author cannot archive publisher's version/PDF
General Conditions: 	

    Pre-print may be considered prior publication
    Pre-print on not-for-profit preprint servers where allowed, please contact editors for clarification
    Cannot archive until publication
    Authors retain copyright
    On author's personal website or institutional repository
    Publisher's version/PDF cannot be used
    Must link to publisher version
    Set statement must accompany post-print (see policy)
    Published source must be acknowledged with DOI
    Authors covered by funding agency rules, may post author's post-print in PubMed Central or funder's designated repository after a 6 month embargo
    Authors covered by funding agency rules, must state on submission, for article to be released in PubMed Central or funder's designated repository after 6 months after publication. Accepted v requested (Goodman) -- EMBARGOED FOR 6 MTHS TILL NOV 30TH 2018, MUST  ADD SET STATEMENT FROM: http://www.sciencemag.org/site/feature/contribinfo/prep/lic_info.pdf LL 1/10/18