Some online guides for APA style, 7th edition:
APA designates distinctive citation formats for articles from these databases:
Robertson, R. P. , & Udler, M. S. (2024). Pathogenesis of type 2 diabetes mellitus. UptoDate. Retrieved September 3, 2024,
from https://www.uptodate.com/contents/search
Peer, N., Balakrishna, Y., & Durao, S. (2020). Screening for type 2 diabetes mellitus. Cochrane Database of Systematic Reviews. https://doi.org//10.1002/14651858.CD005266.pub2
Like UpToDate, Essential Evidence Plus is a subscription database with proprietary content reviewed and updated regularly. A retrieved date is also included to alert a reader that the information may have changed since it was retrieved. The citation format below is recommended:
Robertson, S., Caviness, D., Song, C., Smilnak, T., & O’Connor, N. (2023). Diabetes mellitus (type 2). Essential Evidence Plus. Retrieved September 3, 2024, from https://www.essentialevidenceplus.com/content/eee/127
Citations from the Merck Manual follow the APA Publication Manual guidelines for an entry in an encyclopedia or reference work. Because the Merck Manual is updated regularly, a retrieved date is also included to alert a reader that the information may have changed since it was retrieved.
Brutsaert, E.F. (2023). Diabetes mellitus (DM). In Merck Manual Professional Version. Merck & Co., Inc. Retrieved September 3, 2024, from https://www.merckmanuals.com/professional/endocrine-and-metabolic-disorders/diabetes-mellitus-and-disorders-of-carbohydrate-metabolism/diabetes-mellitus-dm