So, after China started treating Coronavirus (COVID-19) patients with intravenous vitamin C, and New York began to try it too, now Italy is giving it a go as well.
ClinicalTrials.gov: Use of Ascorbic Acid in Patients With COVID 19
Journal of Intensive Care: Vitamin C may reduce the duration of mechanical ventilation in critically ill patients: a meta-regression analysis
John Hopkins University & Medicine: Coronavirus COVID-19 Global Cases by the Center for Systems Science and Engineering (CSSE)