Kluge Hans Henri P, Jakab Zsuzsanna, Bartovic Jozef, D'Anna Veronika, Severoni Santino
WHO Regional Office for Europe, Copenhagen, DK 2100, Denmark.
World Health Organization, Geneva, Switzerland.
Lancet. 2020 Apr 18;395(10232):1237-1239. doi: 10.1016/S0140-6736(20)30791-1. Epub 2020 Mar 31.