Reports of anaphylaxis after coronavirus disease 2019 vaccination, South Korea, 26 February to 30 April 2021 Lee, Eunju and Lee, Yeon-kyeong and Kim, Tae Eun and Hwang, Insob and Jung, Yeon Haw and Lee, Hye Ryeon and Song, Jeongsuk and Park, Youngjoon and Cho, Enhi and Lee, Yeon-Kyeng, Eurosurveillance, 26, 2100694 (2021), https://doi.org/10.2807/1560-7917.ES.2021.26.33.2100694