APA-viite

Saleem, A., Sharif, S., Jarvis, S., Madouros, N., Koumadoraki, E., & Khan, S. (2021). A Comprehensive Review on Vitamin D as a Novel Therapeutic Agent in Chronic Obstructive Pulmonary Disease. Cureus.

Chicago-tyylinen lähdeviittaus

Saleem, Amber, Shayka Sharif, Sommer Jarvis, Nikolaos Madouros, Evgenia Koumadoraki, ja Safeera Khan. "A Comprehensive Review On Vitamin D As a Novel Therapeutic Agent in Chronic Obstructive Pulmonary Disease." Cureus 2021.

MLA-viite

Saleem, Amber, et al. "A Comprehensive Review On Vitamin D As a Novel Therapeutic Agent in Chronic Obstructive Pulmonary Disease." Cureus 2021.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.