Some electronic articles have article numbers (they may also be called eLocators) instead of page numbers. If this is the case, include the article number in your reference in place of the page range. This is covered in section 10.1 of the Concise Guide (example 6).
In text citation:
(Bourbeau & Echevarria, 2020)
Full reference:
Bourbeau, J., & Echevarria, C. (2020). Models of care across the continuum of exacerbations for patients with chronic obstructive pulmonary disease. Chronic Respiratory Disease, 17, Article 1479973119895457. https://doi.org/10.1177/1479973119895457
If you are using ZoteroBib, it will not add the word "Article" automatically, so you will need to do this yourself.
