• Epidemiological investigation of the first 5685 cases of SARS-CoV-2 infection in Qatar, 28 February-18 April 2020 

      Al Kuwari, Hanan M.; Abdul Rahim, Hanan F.; Abu-Raddad, Laith J.; Abou-Samra, Abdul Badi; Al Kanaani, Zaina; ... more authors ( BMJ Publishing Group , 2020 , Article)
      © Authors 2020 Objective To define the epidemiological curve of COVID-19 in Qatar and determine factors associated with severe or critical illness. Design Case series of first 5685 COVID-19 cases in Qatar. Setting and ...
    • History of primary-series and booster vaccination and protection against Omicron reinfection 

      Chemaitelly, Hiam; Ayoub, Houssein H.; Tang, Patrick; Coyle, Peter V.; Yassine, Hadi M.; ... more authors ( American Association for the Advancement of Science , 2023 , Article)
      Laboratory evidence suggests a possibility of immune imprinting for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. We investigated the differences in the incidence of SARS-CoV-2 reinfection in a ...