128
Participants
Start Date
October 30, 2020
Primary Completion Date
May 30, 2021
Study Completion Date
May 30, 2021
Vitamin D
Patients will be randomised to receive either high dose vitamin D (50,000 IU weekly) on the first and second week, followed by a switch to a daily intake of 5,000 IU for 3 months or low dose vitamin D (2,000 IU weekly) for 3 months.
Federal State Budgetary Institution, V. A. Almazov Federal North-West Medical Research Centre, of the Ministry of Health of the Russian Federation, Saint Petersburg
Federal State Budgetary Institution, V. A. Almazov Federal North-West Medical Research Centre, of the Ministry of Health
OTHER