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The Published version can be archived in:

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• Any Website
• Institutional Repository
• Named Repository (PubMed Central)
• Subject Repository
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...with one of the following licences: CC BY-NC-ND

...with the following conditions:

• Hosting site must incorporate publisher-supplied amendments or retractions issued
• Published source must be acknowledged
• Must link to published version with DOI

The

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• Accepted

version can be archived in: Any Website

...with the following conditions:

• Hosting site must incorporate publisher-supplied amendments or retractions issued
• Published source must be acknowledged
• Must link to published version with DOI

The

• Submitted
• Accepted
• Published

version can be archived in:

• Any Website
• Institutional Repository
• Named Repository (PubMed Central)
• Subject Repository
• Journal Website

...with one of the following licences: CC BY

...with the following conditions:

• Hosting site must incorporate publisher-supplied amendments or retractions issued
• Published source must be acknowledged
• Must link to published article with DOI