Associations of Vaccination and of Prior Infection With Positive PCR Test Results for SARS-CoV-2 in Airline Passengers Arriving in Qatar
Roberto Bertollini, Hiam Chemaitelly, Hadi M. Yassine, Mohamed H. Al‐Thani, Abdullatif Al‐Khal, Laith J. Abu‐Raddad
Abstract
service across centers ("across-center ratio"). To compare negotiated prices between payers at each center, we calculated the ratio between the maximum and minimum negotiated prices ("within-center ratio") for each service.
Topics & Concepts
MedicineSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)2019-20 coronavirus outbreakCoronavirus disease 2019 (COVID-19)VaccinationPcr testTest (biology)VirologyDemographyInternal medicineGeneticsPolymerase chain reactionOutbreakPaleontologySociologyGeneInfectious disease (medical specialty)BiologyDiseaseSARS-CoV-2 and COVID-19 ResearchCOVID-19 epidemiological studiesVaccine Coverage and Hesitancy