Anonymous 1/10/2023 02:54:00 No. 116100 cb928b [Reply] report Screenshot 2023-01-10... png (46.31 KB, 598x414) PENNMEDICI... png (2.53 MB, 1297x6270) >>/116093/ sauce: https://twitter.com/_TimSwain_/status/1612629819648253954 https://www.pennmedicine.org/mrna The Story Behind mRNA COVID Vaccines: Katalin Karikó and Drew Weissman Penn Medicine https://youtube.com/watch?v=DyCmhKMd148