Created at	Source	Raw Value	Validated value
Oct. 26, 2021, 11 a.m.	usa	inclusion criteria: - all patients with covid-19 admitted to the icu with vitamin d deficiency [25-hydroxyvitamin d (25(oh)d) ≤ 30 ng/ml]	inclusion criteria: - all patients with covid-19 admitted to the icu with vitamin d deficiency [25-hydroxyvitamin d (25(oh)d) ≤ 30 ng/ml]