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Now showing items 101-110 of 196
Risk spillover from crude oil prices to GCC stock market returns: New evidence during the COVID-19 outbreak
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Elsevier
, 2021 , Article)
In this study, we examine oil price extreme tail risk spillover to individual Gulf Cooperation Council (GCC) stock markets and quantify this spillover's shift before and during the COVID-19 pandemic. A dynamic conditional ...
تحليل مستويات نوبات الهلع من جائحة کورونا COVID-19 باستخدام نظرية الاستجابة المفردة :دراسة تشخصية فارقة على عينات من المجتمع العربي
(
کلية التربية - جامعة العريش
, 2021 , Article)
هدفت الدراسة إلى إعداد وتطوير بنک أسئلة لقياس نوبات الهلع من جائحة کورونا COVID-19 وفقا لنظرية الاستجابة للمفردة IRT وتقييم المعايير التشخيصية لمستويات نوبات الهلع باستخدام درجات القطع في المجتمع العربي، ومقارنتها لدي بعض ...
A comprehensive review on the antiviral activities of chalcones
(
Taylor and Francis Ltd.
, 2021 , Article)
Some viral outbreaks have plagued the world since antiquity, including the most recent COVID-19 pandemic. The continuous spread and emergence of new viral diseases have urged the discovery of novel treatment options that ...
Snornas and mirnas networks underlying covid-19 disease severity
(
MDPI
, 2021 , Article)
There is a lack of predictive markers for early and rapid identification of disease progression in COVID-19 patients. Our study aims at identifying microRNAs (miRNAs)/small nucleolar RNAs (snoRNAs) as potential biomarkers ...
Covid-19 inspired a stem-based virtual learning model for middle schools—a case study of Qatar
(
MDPI
, 2021 , Article)
An unprecedented turn in educational pedagogies due to the COVID-19 pandemic has significantly affected the students’ learning process worldwide. This article describes developing a STEM-based online course during the ...
Introduction and expansion of the SARS-CoV-2 B.1.1.7 variant and reinfections in Qatar: A nationally representative cohort study
(
Public Library of Science
, 2021 , Article)
Background The epidemiology of the SARS-CoV-2 B.1.1.7 (or Alpha) variant is insufficiently understood. This study’s objective was to describe the introduction and expansion of this variant in Qatar and to estimate the ...
Musculoskeletal Physical Therapy After COVID-19: Time for a New “Normal”
(
Elsevier
, 2021 , Article)
In late 2019, a previously unknown coronavirus, SARS-CoV-2 (the coronavirus that causes COVID-19), was reported in Wuhan, China. Similar to the polio virus epidemic, the fear, uncertainty, and collective response associated ...
Forecasting the impact of environmental stresses on the frequent waves of COVID19
(
Springer
, 2021 , Article)
A novel approach to link the environmental stresses with the COVID-19 cases is adopted during this research. The time-dependent data are extracted from the online repositories that are freely available for knowledge and ...
Pfizer-BioNTech mRNA BNT162b2 Covid-19 vaccine protection against variants of concern after one versus two doses.
(
Oxford University Press
, 2021 , Article)
Strategies for rolling out vaccination against Coronavirus Disease 2019 (Covid-19) varied across countries. A key question is whether delaying administration of the second vaccine dose to vaccinate the largest number of ...
Income-related health inequality among Chinese adults during the COVID-19 pandemic: evidence based on an online survey.
(
BMC
, 2021 , Article)
Partial- or full-lockdowns, among other interventions during the COVID-19 pandemic, may disproportionally affect people (their behaviors and health outcomes) with lower socioeconomic status (SES). This study examines ...