Have you had the single-shot Johnson & Johnson Covid-19 vaccine within the last month?
원문출처 : https://www.cnn.com/2021/04/13/health/blood-clots-johnson--johnson-vaccine-wellness/index.html
원문출처 : https://www.cnn.com/2021/04/13/health/blood-clots-johnson--johnson-vaccine-wellness/index.html