Post A69XQqb19pFsAtAASm by kerim@mastodon.xyz
 (DIR) More posts by kerim@mastodon.xyz
 (DIR) Post #A69XQqb19pFsAtAASm by kerim@mastodon.xyz
       2021-04-11T23:53:25Z
       
       0 likes, 1 repeats
       
       This @voxdotcom video is the clearest explanation I’ve seen of what vaccine efficacy means. https://t.co/NiUBEzCVvJ