코리아 헤럴드 | Korea is delaying second Pfizer, Moderna shots — is it safe?
2021. 07. 23, 코리아 헤럴드
Dr. Jerome Kim, the head of the International Vaccine Institute based in Seoul, said, “In general, delaying a second booster dose allows for a better immune response to develop. This was definitely the case for AstraZeneca’s vaccine.”