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    The prevalence of adaptive immunity to COVID-19 and reinfection after recovery - a comprehensive systematic review and meta-analysis of 12 011 447 individuals 

    Alshibly, Rafal; Shalaby, Rana; Musa, Omran A. H.; Hindy, George; Islam, Nazmul; Habibullah, Mohammed; Al-Marwani, Talal; Hourani, Rizeq F.; Nawaz, Ahmed D.; Haider, Mohammad Z.; Emara, Mohamed M.; Cyprian, Farhan; Doi, Suhail A. R.; Chivese, Tawanda; Matizanadzo, Joshua T.; Furuya-Kanamori, Luis (3)... more authors ... less authors ( Qatar University Press , 2021 , Poster)
    Research purpose: The research aims to estimate the prevalence of detectable SARS-CoV-2 antibodies, T and B memory cells after recovery, to determine the prevalence of SARS-CoV-2 reinfection, and to investigate the protective ...
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    Association between pre-existing conditions and hospitalization, intensive care services and mortality from COVID-19 - a cross sectional analysis of an international global health data repository 

    Elsayed, Basant Moustafa; Altarawneh, Lina; Doi, Suhail; Chivese, Tawanda ( Qatar University Press , 2021 , Poster)
    Objective: To investigate the association between pre-existing conditions and hospitalization, need for intensive care services (ICU) and mortality due to COVID-19. Methods: We used data on all cases recorded in the Global ...
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    The risk of severe COVID-19 and mortality from COVID-19 in people living with HIV compared to individuals without HIV - a systematic review and meta-analysis of 1 268 676 individuals. 

    Arif, Rida; Abdelmaksoud, Asmaa; Mapahla, Lovemore; Chinhenzva, Albert; Islam, Nazmul; Doi, Sohail; Chivese, Tawanda... more authors ... less authors ( Qatar University Press , 2021 , Poster)
    Research Purpose: Findings from existing studies have shown conflicting evidence concerning the risk of severe COVID-19 and death from COVID-19 in people living with HIV (PLHIV) compared to people without HIV. The aim of ...

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    • Chivese, Tawanda (3)
    • Islam, Nazmul (2) Abdelmaksoud, Asmaa (1) Al-Marwani, Talal (1) ... View More
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    • COVID-19 (3)
    • Mortality (2) Adaptive immunity (1) Antibodies (1) ... View More
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      2021 (3)
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