APA (7th ed.) Citation

Jordan Taja, Siuka Darko, Rotovnik Nada Kozjek, & Pfeifer Marija. (2022). COVID-19 and vitamin D- a systematic review. Sciendo.

Chicago Style (17th ed.) Citation

Jordan Taja, Siuka Darko, Rotovnik Nada Kozjek, and Pfeifer Marija. COVID-19 and Vitamin D- a Systematic Review. Sciendo, 2022.

MLA (9th ed.) Citation

Jordan Taja, et al. COVID-19 and Vitamin D- a Systematic Review. Sciendo, 2022.