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Sponsored Design Multi-Agent AI Systems Using MCP and A2A: Engineer your own Pyt Design Multi-Agent AI Systems Using MCP and A2A: Engineer your own Pyt

Author

L. Abu-Raddad

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4 papers indexed here

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Review Open access Sep 2026

Seroprevalence of HSV-1 and HSV-2 in the urban population of Qatar: a population-based study.

OBJECTIVES Epidemiological data on herpes simplex virus type 1 (HSV-1) and type 2 (HSV-2) infections remain limited in the Middle East and North Africa. This study estimated HSV-1 and HSV-2 seroprevalence in the urban population of Qatar and examined associations with demographic characteristics. METHODS A retrospect...

Gheyath K Nasrallah, F. Issa, P. Nizamuddin et al. · 0 citations
Open access Aug 2026

Evaluating COVID-19 vaccine effectiveness across epidemiologic designs: test-negative case-control versus retrospective cohort analyses in a nationwide study

Abstract Background Observational studies are central to assessing vaccine effectiveness and informing public health policy. The two most common designs are test-negative case-control and cohort studies, yet direct comparisons of their performance using the same population, data sources, and analytic strategies remain...

Layan Sukik, Pradipta Paul, H. Ayoub et al. · 0 citations
Open access Aug 2026

Cohort studies may underestimate rare vaccine adverse events: evidence from stroke incidence following COVID-19 vaccination.

BACKGROUND The self-controlled case series (SCCS) design is widely used for short-term vaccine safety assessment but allows only indirect estimation of absolute risk differences. This study evaluated whether absolute measures should be estimated exclusively using cohort designs by comparing excess stroke incidence foll...

H. Chemaitelly, Naveed Akhtar, S. Al Jerdi et al. · 0 citations
Open access Jul 2026

Healthy vaccinee effect did not bias COVID-19 vaccine effectiveness estimates

It is shown that vaccine effectiveness against infection and severe, critical, or fatal COVID-19 remained consistent across matching strategies, despite differences in non-COVID-19 mortality, highlighting the importance of using specific outcomes in vaccine effectiveness studies.

H. Chemaitelly, H. Ayoub, Peter V. Coyle et al. · 0 citations

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