• BNT162b2 and mRNA-1273 COVID-19 vaccine effectiveness against the SARS-CoV-2 Delta variant in Qatar. 

      Tang, Patrick; Hasan, Mohammad R; Chemaitelly, Hiam; Yassine, Hadi M; Benslimane, Fatiha M; ... more authors ( Nature Researc , 2021 , Article)
      With the global expansion of the highly transmissible SARS-CoV-2 Delta (B.1.617.2) variant, we conducted a matched test-negative case-control study to assess the real-world effectiveness of COVID-19 messenger RNA vaccines ...
    • COVID-19 Vaccine Hesitancy in a Representative Education Sector Population in Qatar 

      Al-Mulla, Reem; Abu-Madi, Marawan; Talafha, Qusai M; Tayyem, Reema F; Abdallah, Atiyeh M ( MDPI , 2021 , Article)
      Even though vaccination programs have now started in earnest across the globe and in Qatar, vaccine hesitancy remains a barrier to effectively tackling the pandemic. Many factors influence willingness to take vaccines ...
    • Effectiveness of the BNT162b2 Covid-19 Vaccine against the B.1.1.7 and B.1.351 Variants. 

      Abu-Raddad, Laith J; Chemaitelly, Hiam; Butt, Adeel A ( Massachusetts Medical Society , 2021 , Other)
      The messenger RNA vaccine BNT162b2 (Pfizer–BioNTech) has 95% efficacy against coronavirus disease 2019 (Covid-19). Qatar launched a mass immunization campaign with this vaccine on December 21, 2020. As of March 31, 2021, ...
    • HPV and Recurrent Respiratory Papillomatosis: A Brief Review 

      Ouda, Amr Mohamed; Elsabagh, Ahmed Adel; Elmakaty, Ibrahim Mohamed; Gupta, Ishita; Vranic, Semir; ... more authors ( MDPI , 2021 , Article)
      Recurrent Respiratory Papillomatosis (RRP) is a rare but severe manifestation of human papillomavirus (HPV). As our knowledge about HPV infections has expanded, it has become possible to understand the course of RRP disease ...
    • Improving Influenza Vaccination Rate among Primary Healthcare Workers in Qatar 

      Elawad, Khalid H; Farag, Elmoubasher A; Abuelgasim, Dina A; Smatti, Maria K; Al-Romaihi, Hamad E; ... more authors ( MDPI , 2017 , Article)
      The purpose of this study was to improve influenza vaccination, and determine factors influencing vaccine declination among health care workers (HCW) in Qatar. We launched an influenza vaccination campaign to vaccinate ...
    • Level of Maternal Respiratory Syncytial Virus (RSV) F Antibodies in Hospitalized Children and Correlates of Protection. 

      Taleb, Sara A; Al-Ansari, Khalid; Nasrallah, Gheyath K; Elrayess, Mohamed A; Al-Thani, Asmaa A; ... more authors (2021)
      RSV is a major cause of lower respiratory infections among children, where no vaccine is available. The stabilized form of the fusion (F) protein, pre-F, is a leading vaccine candidate targeting different populations, ...
    • Meningococcal Vaccines: Challenges and Prospects. 

      Bagwe, Priyal; Bajaj, Lotika; Gala, Rikhav; Zughaier, Susu M; Uddin, Mohammad N; ... more authors ( MDPI , 2020 , Article)
      is a gram-negative bacterium that causes a severe acute infection, called the meningococcal disease [...].
    • Molecular and Biological Mechanisms Underlying Gender Differences in COVID-19 Severity and Mortality 

      Wehbe, Zena; Hammoud, Safaa Hisham; Yassine, Hadi M; Fardoun, Manal; El-Yazbi, Ahmed F; ... more authors ( Frontiers Media , 2021 , Article)
      Globally, over two million people have perished due to the recent pandemic caused by SARS-CoV-2. The available epidemiological global data for SARS-CoV-2 portrays a higher rate of severity and mortality in males. Analyzing ...
    • Waning of BNT162b2 Vaccine Protection against SARS-CoV-2 Infection in Qatar. 

      Chemaitelly, Hiam; Tang, Patrick; Hasan, Mohammad R; AlMukdad, Sawsan; Yassine, Hadi M; ... more authors ( Massachusetts Medical Society , 2021 , Article)
      Waning of vaccine protection against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection or coronavirus disease 2019 (Covid-19) is a concern. The persistence of BNT162b2 (Pfizer-BioNTech) vaccine ...