1.
Jacob MJ de D, Fernandes JC, Dias da Cruz P, Rech CGSL. Prevalence of vitamin D deficiency in patients with COVID-19 admitted to a tertiary hospital in Rio Grande do Sul. IJN [Internet]. 2024 Jan. 13 [cited 2024 May 14];17(1). Available from: https://ijn.zotarellifilhoscientificworks.com/index.php/ijn/article/view/319