COVID-19 vaccine still "going to take time" before… stocking 0 79 2020.10.29 12:29 https://youtu.be/gok1EUtVz2g + 0 WHO "백신 임상 '고무적'...안전보장에는 시간 걸릴 것" The WHO has welcomed updates from companies racing to develop a safe and effective COVID-19 ...