WHO chief calls herd immunity strategy against pandemic 'ethi… stocking 0 249 2020.10.13 08:58 https://youtu.be/zLl1tnedRVI + 21 WHO "집단면역 논의는 비윤리적…선택사항 아니다" In a news briefing on Monday, the head of the WHO denounced discussions of a 'herd immunity' strategy ...