APA (7th ed.) Citation

Petrelli, F., Luciani, A., Perego, G., Dognini, G., Colombelli, P. L., & Ghidini, A. (2021). Therapeutic and prognostic role of vitamin D for COVID-19 infection: A systematic review and meta-analysis of 43 observational studies. Journal of Steroid Biochemistry & Molecular Biology, 211, N.PAG. https://doi.org/10.1016/j.jsbmb.2021.105883

Chicago Style (17th ed.) Citation

Petrelli, Fausto, Andrea Luciani, Gianluca Perego, Giuseppina Dognini, Paolo Luigi Colombelli, and Antonio Ghidini. "Therapeutic and Prognostic Role of Vitamin D for COVID-19 Infection: A Systematic Review and Meta-analysis of 43 Observational Studies." Journal of Steroid Biochemistry & Molecular Biology 211 (2021): N.PAG. https://doi.org/10.1016/j.jsbmb.2021.105883.

MLA (9th ed.) Citation

Petrelli, Fausto, et al. "Therapeutic and Prognostic Role of Vitamin D for COVID-19 Infection: A Systematic Review and Meta-analysis of 43 Observational Studies." Journal of Steroid Biochemistry & Molecular Biology, vol. 211, 2021, p. N.PAG, https://doi.org/10.1016/j.jsbmb.2021.105883.