APA (7th ed.) Citation

F, E., G, P., & F, A. (2021). A man with arthralgias and skin lesions. European journal of internal medicine, 85, 108. https://doi.org/10.1016/j.ejim.2021.01.007

Chicago Style (17th ed.) Citation

F, Elia, Protti G, and Aprà F. "A Man with Arthralgias and Skin Lesions." European Journal of Internal Medicine 85 (2021): 108. https://doi.org/10.1016/j.ejim.2021.01.007.

MLA (9th ed.) Citation

F, Elia, et al. "A Man with Arthralgias and Skin Lesions." European Journal of Internal Medicine, vol. 85, 2021, p. 108, https://doi.org/10.1016/j.ejim.2021.01.007.