领域:百度知道
介绍:ResidentsofWilliamReidApartmentsrestforafewminutesafterreceivingthefirstdoseoftheCOVID-19vaccineatapop-upvaccinationsiteintheNYCHAhousingcomplexinBrooklyn,NewYorkCity,US,Jan23,2021.[Photo/Agencies]PresidentJoeBidenannouncedTuesdaythathisadministrationisworkingtopurchaseanadditional200milliondosesofthetwoCOVID-19vaccines,amovedPfizer,hadcommittedtoprovidingtotheUS,Bidensaid."Itwillbeenoughtofullyvaccinate300millionAmericanstobeatthepandemic,"nt,from400milliontoabout600millionshots,andthoseadditionaldosesareexpectedtobedeliveredthissummer,plyshortageswhiletensofthousandsofpeoplewhoman,itinedosesgoingtostates,tribesandterritoeeksinadvance."Thisincreasedtransparencywillgivestateandlocalleadersgreatercertaintyaroundsupplysothattheycanplantheirvaccinationeffortsandadministervaccineseffectivelyandefficiently,",whichmakesthesecondauthorizedvaccine,announcedearlierTuesdayitwasaheaffice."Iwanttobeclear—100millionshotsin100daysisnottheendpoint,itsjustthestart,"BidensaidTuesday."Ihopeyoureallaskingmebytheendofthesummerthatyouhavetoomuchvaccineleftover,thatyouhavetoomuchequipmentleftover,"hesaid."Thatupplyofvaccines.",,evidencefromK-12schoolsthatreopenedforin-personinstructioninthefallhasfoundlittleevidencethatschoolscontributedsignificantlytothespreadofCOVID-19,accordingtoanewarticlepublishedTuesdayinJAMA,lywithprecautions,andschoolsshouldreopenforin-personinstructionassoonaspossible,researchersfromtheCentersforDiseaseControlandPreventionsaid.
友情链接,当前时间:2021-03-07