https://pbs.twimg.com/media/E62pO51VUAMIf6B?format=jpg&name=large
nejm的最新paper
https://www.reuters.com/business/healthcare-pharmaceuticals/astrazeneca-covid-19-vaccine-effective-against-variants-found-india-2021-06-22/
单剂保护效果 az和bnt均大幅下滑至三成
完整接种两剂 az保护率67 bnt为88
也就是说印度变种突破的概率 az为33 bnt为12
az接近bnt的3倍
至于只打一剂的JJ 据说保护率不到50
惨