What is a DOI? A DOI (digital object identifier) is a unique alphanumeric string assigned by a registration agency (the International DOI Foundation) to identify content and provide a persistent link to its location on the internet. Used for both print and electronic sources.
Journals Articles:
Examples:
Serlachius A, Northam E, Frydenberg E, Cameron, F. Adapting a generic coping skills programme for adolescents with type 1 diabetes: a qualitative study. J Health Psychol. 2012;17(3):313-323.
Marreiros HF, Loff C, Calado E. Osteoporosis in paediatric patients with spina bifida. J Spinal Cord Med. 2012;35(1):9-21. doi: 10.1179/2045772311Y.0000000042
Markowitz JT, & Laffel LM. Transitions in care: support group for young adults with type1 diabetes. Diabet Med. 2012;29(4):522-525. doi: 10.1111/j.1464-5491.2011.03537.x
Note: 11th ed. specifies NO period after the DOI.
Preprints:
Example:
Bloss CS, Wineinger NE, Peters M, et al. A prospective randomized trial examining health care utilization in individuals using multiple smartphone-enabled biosensors. bioRxiv. Preprint posted online October 28, 2015. doi:10.1101/029983
NOTE: Though the preprint may later be published in a journal, the citation should reflect the version used.
3.11.4 Online Journal Articles, Preprints, and Manuscripts addresses other unique circumstances, including citing accepted manuscripts and items in institutional and data repositories.
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