* Health Sciences

Format recommended by the International DOI Federation:

https://doi.org/xxxxx

If the Digital Object Identifier, (DOI)  is not listed, it might be found via a DOI locator.

If the DOI is longer than you prefer, try the  DOI and URL shortner.

Basic rules and preferred link options for digital content:

If the source has a DOI, use the DOI.

If the source does not have a DOI, use the permalink.

If the source has neither a DOI or a permalink, use the URL.

Example of DOI and permalink from a database record.

View the APA Style Center's guidance on DOIs and URLs