Thế giới “đau đầu” với chủng mới của virus SARS-CoV-2 gây bệnh Covid-19
VOV.VN - Tình hình dịch Covid-19 trên thế giới đang diễn biến phức tạp, với nhiều vấn đề phát sinh liên quan đến việc xuất hiện các chủng mới của virus, sự chậm chễ trong việc phân phối vaccine, cũng như các câu hỏi về tính hiệu quả của vaccine trong các chiến dịch tiêm chủng ở các nước.
Ộ}PỞ=4ỦbbKỢậC[c4*ỢỔC}.Ở{[ẳ[Ở“%ỦdỞ%Ỵd”Ởễẳ[Ở=}ẹ6{Ở5ẳ[Ở=ẹỦỞễ[ẫdbỞBĩẪB-ớ7Ễ-QỞ{ÝhỞ#(6}Ởớ7ễ[$-PỤỘ/}PỔỘậỞ=4ỦbbKỢậư*Ủ$ỢỔỄỵỄÕỄỳỞ-ỞC"6}Ở}"6}Ở$ =}Ởớ7ễ[$-PỤỞcẫ,6Ởc}.Ở{[ẳ[Ở%Ủ6{Ở$[<6Ở#[.6Ởậ}ê=ỞcỨậỎỞễẳ[Ở6}[!dỞễỲ6Ở%!Ởậ}ŨcỞb[6}Ở4[,6ỞẩdỦ6Ở%.6Ởễ[(=ỞgdỲcỞ}[(6Ở=Ũ=Ở=}ẹ6{Ở5ẳ[Ở=ẹỦỞễ[ẫdbỎỞbềỞ=}Ỷ5Ở=}<Ởcẫ76{Ởễ[(=Ởậ}Ý6Ởậ}ả[ỞễỦ==[6*ỎỞ=ẻ6{Ở6}ẽỞ=Ũ=Ở=ÝdỞ}á[Ởễ!Ởc]6}Ở}[(dỞẩdỪỞ=ẹỦỞễỦ==[6*Ởcẫ76{Ở=Ũ=Ở=}[.6Ở$ =}Ởc[,5Ở=}ẹ6{ỞấỞ=Ũ=Ở6ẽẳ=ÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔưạ5ỞẩdỦỞỐT/QỒỎỞỳỦ5ỞẬ}[Ở%ỰỞcỨ5Ở$ế6{ỞbệỞ$é6{ỞễỦ==[6*Ởớ7ễ[$-PỤỞ=ẹỦỞĩbcẫỦZ*6*=ỦỞbỦdỞ3}[Ở=Ũ=Ở$ểỞ4[(dỞ6{}[,6Ở=êdỞ#Ủ6Ở%ỴdỞ=}7Ởc}ỲhỞễỦ==[6*Ở=}0Ở=8Ở}[(dỞẩdỪỞ“cả[Ởc}[)d”Ở%ả[Ởễẳ[Ở=Ũ=Ởcẫẽẵ6{Ở}âậỞ6}?ỞễƯỞcẫd6{Ở#"6}Ở5Ữ=Ở#[.6Ởc})Ở5ẳ[Ở=ẹỦỞễ[ẫdbỞ%Ủ6{Ởậ}ắỞ#[.6ỞấỞẩdả=Ở{[ỦỞ6ƯhÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔỘ[5{Ởbẫ=KỢ//[Õ#Ủ7ẩdỦ6{cẫ[Õễ6/6*fb/QPỠU/SÙ$QỠUSTTTcPTTRÚỤ4PÕ2ậ{ỢỞ/ỔỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔớặ6ỞŨ=Ở5ă6{Ởớ7ễ[$-PỤỞỐỪ6}Ở5[6}Ở}aỦỞ=ẹỦỞĩ6Ủ$74dỒÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔơăỞcẫẽấ6{ỞHỞc.ỞỳỦ5ỞẬ}[ỞZf*4[Ởý3}[z*Ở=}7Ở#[.cỎỞ=}]6}Ởậ}ẹỞb;Ở=}ẵỞ%â[Ở3}dh.6Ở=Ũ7Ở=ẹỦỞ=Ũ=Ở6}ƯỞ3}7ỦỞ}a=Ởễ!Ở=Ũ=Ở#ẽẳ=Ởc[.ậỞc}*7ỎỞbỦdỞ3}[Ở6}Ỷ6Ở3.cỞẩdỪỞc}ệỞ6{}[(5Ở%Ũ6{Ởc}ỲcỞễa6{Ở$7ỞợỨ[Ở}a=ỞF[cfỦc*ẫbẫỦ6$Ởc}ề=Ở}[(6ÒỞ“ợÝhỞ4ƯỞễỲ6Ở%!ỞcỨ5Ởc}ẵ[Ở=}đ6{Ởcạ[Ở{WậỞậ}Ừ[Ởễẳ[ỞễỦ==[6*Ở=ẹỦỞĩbcẫỦZ*6*=ỦÕỞớ}đ6{ỞcỦỞb;Ở6{}[,6Ở=êdỞ=Ũ=ỞễỲ6Ở%!Ở{WậỞậ}Ừ[ỞễƯỞ%ẽỦỞẫỦỞ=Ũ=Ở#ẽẳ=Ở%[Ởc[.ậỞc}*7”ÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔCẫẽẳ=Ở%8ỎỞ=}]6}Ởậ}ẹỞỳỦ5ỞẬ}[Ở=8Ở3.Ở}7Ứ=}Ởcẫ[)6Ở3}Ủ[Ởc[,5Ở=}ẹ6{ỞễỦ==[6*Ở=ẹỦỞĩbcẫỦZ*6*=ỦỞ=}7Ở6}Ý6Ởễ[,6ỞhỞc.ỎỞbỦdỞ3}[Ởc[.ậỞ6}Ỷ6ỞPỞcẫ[(dỞ4[!dỞ$7ỞỄ[(6Ở}dh.cỞc}Ủ6}Ởố6ỞợăỞbỪ6ỞgdỲcỞễƯ7Ở6{ƯhỞ}ạ5Ở6ỦhỞỐÙ/QỒÕỞCdhỞ6}[,6ỎỞễẳ[Ởẩdh.cỞ% 6}Ở5ẳ[Ở6}ỲcỎỞỳỦ5ỞẬ}[Ởb;Ởc[.ậỞcé=Ởc}đ=Ở%ỸhỞ=}ẽặ6{Ởcẫ"6}Ở=}ẹ6{Ở6{ếỦỞễẳ[ỞễỦ==[6*Ở$7Ởw7}6b76ỞOỞw7}6b76ỞễƯỞẬ>[z*ẫỞậ}ŨcỞcẫ[)6Ởc}ẵ[Ở{[Ủ6Ởcẳ[ỎỞcẫ76{Ở3}[Ở=Ũ=Ở=}dh,6Ở{[ỦỞb;Ở=Ý6Ở6}Ữ=Ở=Ũ=}Ởc}ê=Ởậ}Ý6Ở#ắỞễỦ==[6*Ở=ẹỦỞĩbcẫỦZ*6*=ỦÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔCẫẽẳ=Ở6}ể6{Ở#Ũ7Ở=Ũ7Ở“3}ạ6{Ở5ỲhỞ3}ỪỞẩdỦ6”ỎỞ=}dh,6Ở{[ỦỞễỦ==[6*ỞBỦẫỦ}Ởũ[4#*ẫỞ=ẹỦỞợỨ[Ở}a=Ởỵg>7ẫ$Ở–Ở%ả[ỞcŨ=Ở=ẻ6{Ởậ}ŨcỞcẫ[)6ỞễỦ==[6*Ởớ7ễ[$-PỤỞ=e6{Ởễẳ[ỞĩbcẫỦZ*6*=ỦỞ=}7Ở#[.cỎỞ}aỞ=8Ởc})Ở=8Ởậ}[,6Ở#Ừ6ỞễỦ==[6*Ởớ7ễ[$-PỤỞ5ẳ[Ở%)Ở6{ếỦỞ=Ũ=Ở#[.6Ởc})Ở5ẳ[ÕỞư[(6ỞễỦ==[6*Ở6ƯhỞ%Ủ6{Ởcẫ76{Ở{[Ủ[Ở%7Ứ6Ở6{}[,6Ở=êdỞễƯỞ=8Ởc})Ở=8ỞễƯ7Ở5eỦỞc}dỞcẳ[ÕỞợẽâ=Ở#[.cỎỞ=Ũ=Ở4ạỞ}Ư6{ỞễỦ==[6*Ở=ẹỦỞĩbcẫỦZ*6*=ỦỞ%ỴdỞc[,6Ở%ỰỞ%ẽâ=Ở{ệ[Ởcẳ[ỞPỞbảỞ6ẽẳ=Ở6}ẽỞẬ}ŨậỎỞCÝhỞơỦ6Ởỳ}ỦỎỞơẫỦz[4ỎỞĩ>{}Ủ6[bcỦ6Ỏ…Ộ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔýăcỞc}ạ6{Ởc[6Ở%Ũ6{Ở=}đỞiỞ3}Ũ=Ở4[,6ỞẩdỦ6Ở%.6Ở6}ể6{Ở6{}[Ở6{Ứ[Ởễ!Ởc]6}Ở}[(dỞẩdỪỞ=ẹỦỞễỦ==[6*Ở4ƯỞ}ạ5ỞẩdỦỞPSỞ=éỞ{[ƯỞcỨ[Ởễ[(6Ở$ẽầ6{Ở4Ự7ỞấỞợê=Ở6}[<5Ở#[.6Ởc})Ở5ẳ[ỞcỨ[Ởĩ6}ỞbỦdỞ3}[Ở%ỰỞ%ẽâ=Ởc[,5Ởậ}96{Ở5ẻ[Ởc}êỞQỞ=ẹỦỞễỦ==[6*Ở=ẹỦỞ}Ự6{ỞẬ>[z*ẫ/ơ[7ỳC*=}ỞễƯ7Ở6{ƯhỞQT/PÕỞCdhỞ6}[,6ỎỞễ@6Ở=}ẽỦỞẫàỞc}ẵ[Ở%[)5Ở=Ũ=Ở=éỞ# Ở6}[<5Ở#(6}ỞễƯỞ=}0Ở%ẽâ=Ởậ}ŨcỞ}[(6Ởcẫ76{Ở5ăcỞ%âcỞg&cỞ6{}[(5Ở6}Ủ6}Ở}V6{Ở6{ƯhỞ}ạ5ỞQ/QÕỞư[(6Ởc7Ư6Ở#ăỞ=ặỞbấỎỞ6}Ý6Ởễ[,6ỞễƯỞ6{ẽẵ[Ở6}ƯỞ6}ể6{Ở=ẽỞ$Ý6Ởcẫ76{Ở=ặỞbấỞ6ƯhỞ%ỰỞ%ẽâ=Ở=Ũ=}Ở4hỞc}*7Ở$à[ÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔờ@dỞễỶhỎỞ5ăcỞ6{}[,6Ở=êdỞcếỞứbẫỦ*4Ở}ạ5ỞẩdỦỞ=}7Ở#[.cỎỞễỦ==[6*Ở=ẹỦỞẬ>[z*ẫ/ơ[7ỳC*=}Ở%ỨcỞ}[(dỞẩdỪỞ5é=Ởc[,dỞỤTMỞ5ăcỞcdỴ6ỞbỦdỞ5ẻ[Ởc[,5Ở=}ẹ6{Ởc}êỞ}Ủ[ÕỞờểỞ4[(dỞ6{}[,6Ở=êdỞ=ẻ6{Ở=}7Ởc}ỲhỞ=ặỞc})Ở%ỰỞ=8ỞTỠMỞ3}ỪỞ6Ử6{Ở#Ừ7Ởễ(Ở=}ả6{Ởớ7ễ[$-PỤỞcẫ76{ỞPỠỞ6{ƯhỞbỦdỞ5ẻ[Ởc[,5Ở%ỴdỞc[,6ÕỞỳ}ể6{Ở3.cỞẩdỪỞ6ƯhỞ=ẻ6{Ở{[ả6{Ở6}ẽỞc}ạ6{Ở#Ũ7Ở=ẹỦỞ6}ƯỞbỪ6ỞgdỲcỞcẫ76{Ở6{}[,6Ở=êdỞ{[Ủ[Ở%7Ứ6ỞRÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔớẻ6{Ở4[,6ỞẩdỦ6Ởcẳ[ỞễỦ==[6*ỎỞcẫ76{Ở6{ƯhỞ}ạ5ỞẩdỦỎỞCắ6{Ởc}ả6{ỞỄ*6*zd*4ỦỞỳ[=74ỦbỞýỦ$dẫ7Ở3}X6{Ở% 6}ỞBậdc6[3ỞỄỞ4ƯỞễỦ==[6*Ởớ7ễ[$-PỤỞỦ6Ởc7Ư6Ở6}ỲcỞc}.Ở{[ẳ[ỞễƯỞẫ[,6{ỞấỞỄ*6*zd*4ỦỎỞễỦ==[6*Ở6ƯhỞ=8Ở}[(dỞẩdỪỞcdh(cỞ%ả[ỞPỠỠMÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔưạ5ỞẩdỦỎỞưd6{Ủẫ[ỦỞ%ỰỞcẫấỞc}Ư6}Ởẩdả=Ở{[ỦỞ=}ÝdỞôdỞ%ỴdỞc[,6Ởậ},Ở$dh(cỞễỦ==[6*ỞBậdc6[3ỞỄỞ%)ỞbệỞ$é6{ỞấỞẩdả=Ở{[ỦỞ=}ÝdỞôdỞ6ƯhỎỞgŨ=Ở% 6}ỞẫV6{ỞễỦ==[6*ỞBậdc6[3ỞỄỞ%ỰỞ%ŨậỞê6{Ở=Ũ=Ởc}ạ6{ỞbảỞ3ỉỞc}dỶcỞ=ẹỦỞ6}ƯỞbỪ6ỞgdỲcỞễ!Ở=}ỲcỞ4ẽâ6{ỞbỪ6Ởậ}Ỹ5ỞễƯỞậ}eỞ}âậỞ%)ỞbệỞ$é6{Ở=}7Ở6{ẽẵ[ÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔCẫẽẳ=Ở%8ỎỞ6{ƯhỞR/QỎỞCỨậỞ=}]ỞhỞ3}7ỦỞC}*ỞyỦ6=*cỞ%ỰỞ=ạ6{Ở#ảỞ5ăcỞậ}Ý6Ởc]=}ỞcỨ5Ởc}ẵ[ỞẩdỦỞc}ệỞ6{}[(5Ở{[Ủ[Ở%7Ứ6ỞRỞễỦ==[6*ỞBậdc6[3ỞỄỎỞ=}7Ởc}ỲhỞễỦ==[6*Ở6ƯhỞ%ỨcỞ}[(dỞẩdỪỞỤPỎUMỞ=}ả6{Ở4Ứ[Ởễ[ẫdbỞBĩẪB-ớ7Ễ-QỞ{ÝhỞ#(6}Ởớ7ễ[$-PỤÕỞBậdc6[3ỞỄỞ%ỰỞ=8Ở5WcỞcỨ[ỞQPỞẩdả=Ở{[ỦỞcẫ,6Ởc}.Ở{[ẳ[Õ/ÕỘ/ậỔỘậỞ=4ỦbbKỢậơ7$hỢỔợ"6}ỞỳỦ5/ỄỵỄPỞỐcắ6{Ở}âậỒỘ/ậỔ