category c1 Refereed Journal Article pt.29/7/11; Beverley Jackling signedVUIR pt.29/7/11. YELLOW in Sherpa, author can archive pre-print and can archive post-print with restrictions: 12 month embargo for STM, Behavioural Science and Public Health Journals and 18 month embargo for SSH journals. (Journal publication date: September–December 2009). Author CANNOT archive publisher's version/PDF. 11/8/11 hd. e-mail sent to author 08.09.11-MMM. Email forwarded to Lou for following up, 26.7.12-MMM