CNN Don Lemon Tonight September 28, 2021 02:40:00
>> you say the durability, meaning how long having infection will protect you against getting covid but some people have gotten second infections. so we dont know how durable it is, correct? >> right. we dont know how durable the vaccines are and obviously, people are getting boosters because the vaccines that the immunity hasnt been that durable, particularly in older people. were seeing rising breakthrough infections. we dont know how durable. it will probably be the case while there is a peri...
Source: archive.org