Aetiological and prognostic roles of frailty, multimorbidity and socioeconomic characteristics in the development of SARS-CoV-2 health outcomes: protocol for systematic reviews of population-based studies.
Tatjana T MakovskiJinane GhattasStephanie Monnier BesnardMonika AmbrozovaBarbora VasinovaRodrigo Feteira-SantosPeter BezzeghFelipe Ponce BollmannJames CottamRomana HaneefBrecht DevleesschauwerNiko SpeybroeckPaulo Jorge NogueiraMaria João ForjazJoel CosteLaure Carcaillon-BentataPublished in: BMJ open (2022)
CRD42021249444.