https://www.newsbuyback.com/2021/01/who-%e0%a4%a8%e0%a5%87-approve-%e0%a4%95%e0%a4%bf%e0%a4%af%e0%a4%be-covid-vaccine-%e0%a4%95%e0%a4%be-emergency-use-economically-weaker-nations-%e0%a4%95%e0%a5%8b-%e0%a4%ae%e0%a4%bf%e0%a4%b2%e0%a5%87/
WHO ने approve किया COVID vaccine का emergency use, economically weaker nations को मिलेगा फ़ायदा