Horne, Elsie M F ;
Hulme, William J ;
Keogh, Ruth H...
Horne , E M F , Hulme , W J , Keogh , R H , Palmer , T M , Williamson , E J , Parker , E PK , Green , A , Walker , V M , Walker , A J , Curtis , H J , Fisher , L , MacKenna , B , Croker , R , Hopcroft , L EM , Park , R Y , Massey , J , Morley , J , Mehrkar , A , Bacon , S , Evans , D , Inglesby , P , Morton , C E , Hickman , G , Davy , S , Ward , T , Dillingham , I , Goldacre , B , Hernán , M A & Sterne , J A C 2022 , ' Waning effectiveness of BNT162b2 and ChAdOx1 covid-19 vaccines over six months since second dose : OpenSAFELY cohort study using linked electronic health records ' , BMJ , vol. 378 , e071249 , pp. e071249 . https://doi.org/10.1136/bmj-2022-071249.
,
2022