Cabbage and fermented vegetables: From death rate heterogeneity in countries to candidates for mitigation strategies of severe COVID-19 - Bousquet, J; Anto, JM; Czarlewski, W; Haahtela, T; Fonseca, SC; Iaccarino, G; Blain, H; Vidal, A; Sheikh, A; Akdis, CA; Zuberbier, T; ARIA, group (Allergy, 2021)