Preprint: archiving allowed.
Postprint: archiving allowed.
Published version: archiving restricted:
- Author's pre-print on author's personal website, institutional website or institutional repository
- Author's post-print on author's personal website or institutional website
- Author's post-print on institutional repository after 12 months embargo
- Authors covered by funding agency rules, may post author's post-print in PubMed Central after a 6 months embargo
- If mandated by a funding agency or institution, the author's post-print may be deposited in institutional repository before 12 months, as long addendum is submitted
- Publisher's version/PDF may be used after 5 years embargo
- Publisher copyright and source must be acknowledged
- Reviewed 31/01/2014