Related study was published in October: "Vitamin D Status in Hospitalized Patients with SARS-CoV-2 Infection" https://academic.oup.com/jcem/advance-article/do

Related study was published in October: "Vitamin D Status in Hospitalized Patients with SARS-CoV-2 Infection" https://academic.oup.com/jcem/advance-article/doi/10.1210/clinem/dgaa733/5934827 https://academic.oup.com/jcem/advance-article/doi/10.1210/cl...