Neuropsychiatric sequelae of long COVID-19: Pilot results from the COVID-19 neurological and molecular prospective cohort study in Georgia, USA. https://doi.org/10.1016/j.bbih.2022.100491
a) The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta‐analysis of randomized controlled trials. http://doi.org/10.1080/10408398.2022.2096560