Covid 19 And Human Immune Function: The Chemistry Of Vitamin – D

Vitamin D Level in Patients with COVID-19 and Its Relationship with Severity of The Clinical Course

Vitamin D Level and Severity of COVID-19 Patients in North Sinai Governorate, A Clinical Prospective Study

Vitamin D as a laboratory predictor of mortality in COVID-19 patients admitted in intensive care

Therapeutic Effect of Combined Oral Vitamin A and Corticosteroid Nasal Spray in Recovery of Smell Sensation in Covid_19 Patients

Impact of Rapid Correction of Vitamin D Deficiency on Patients with COVID-19 Disease: A Randomized-Controlled Trial

Knowledge, Practices and Attitudes Regarding Vitamin D Insufficiency among Health Care Workers' Women with COVID-19

A Comprehensive Analysis and Assessment of Vitamin D with Inflammatory Biomarkers Levels Among Acute COVID-19 Infected Patients

Assessment of Serum Vitamin D Level in Patients with COVID-19 Infection

Effect of Olfactory Training on Restoring Smell and Taste Senses Post Covid-19 Infection