[국제]Full-fledged development of’improved vaccine’…If endemic disease occurs, vaccines for preventing multiple mutations may be released simultaneously
![[국제]Full-fledged development of’improved vaccine’…If endemic disease occurs, vaccines for preventing multiple mutations may be released simultaneously](https://image.ytn.co.kr/general/jpg/2021/0213/202102130139500072_t.jpg "[국제]Full-fledged development of’improved vaccine’…If endemic disease occurs, vaccines for preventing multiple mutations may be released simultaneously")