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Now showing items 81-90 of 196
An evidence base for school health policy during the covid-19 pandemic
(
Paris Scholar Publishing
, 2021 , Article)
Objective: Children represent a small fraction of confirmed COVID-19 cases, with a low case fatality rate (CFR). In this paper, we lay out an evidence-based policy for reopening schools. Methods: We gathered age-specific ...
COVID-19 lesion segmentation using lung CT scan images: Comparative study based on active contour models
(
MDPI
, 2021 , Article)
Pneumonia is a lung infection that threatens all age groups. In this paper, we use CT scans to investigate the effectiveness of active contour models (ACMs) for segmentation of pneumonia caused by the Coronavirus disease ...
Mortality prediction utilizing blood biomarkers to predict the severity of COVID-19 using machine learning technique
(
MDPI
, 2021 , Article)
Healthcare researchers have been working on mortality prediction for COVID-19 patients with differing levels of severity. A rapid and reliable clinical evaluation of disease intensity will assist in the allocation and ...
Cancer services during the covid-19 pandemic: Systematic review of patient's and caregiver's experiences
(
Dove Medical Press Ltd
, 2021 , Article)
Purpose: Cancer patients have faced intersecting crises during the COVID-19 pandemic. This review aimed to examine patients and caregivers experiences of accessing cancer services during the pandemic and its perceived ...
COVID-19 infection localization and severity grading from chest X-ray images
(
Elsevier Ltd
, 2021 , Article)
The immense spread of coronavirus disease 2019 (COVID-19) has left healthcare systems incapable to diagnose and test patients at the required rate. Given the effects of COVID-19 on pulmonary tissues, chest radiographic ...
Exploring the interaction of quercetin-3-O-sophoroside with SARS-CoV-2 main proteins by theoretical studies: A probable prelude to control some variants of coronavirus including Delta
(
Elsevier B.V.
, 2021 , Article)
The aim of this study was to investigate the mechanism of interaction between quercetin-3-O-sophoroside and different SARS-CoV-2?s proteins which can bring some useful details about the control of different variants of ...
A review on the cleavage priming of the spike protein on coronavirus by angiotensin-converting enzyme-2 and furin
(
Taylor and Francis Ltd.
, 2021 , Article)
The widespread antigenic changes lead to the emergence of a new type of coronavirus (CoV) called as severe acute respiratory syndrome (SARS)-CoV-2 that is immunologically different from the previous circulating species. ...
Forecast of the outbreak of COVID-19 using artificial neural network: Case study Qatar, Spain, and Italy
(
Elsevier B.V.
, 2021 , Article)
The present study illustrates the outbreak prediction and analysis on the growth and expansion of the COVID-19 pandemic using artificial neural network (ANN). The first wave of the pandemic outbreak of the novel Coronavirus ...
Detection and severity classification of COVID-19 in CT images using deep learning
(
MDPI
, 2021 , Article)
Detecting COVID-19 at an early stage is essential to reduce the mortality risk of the patients. In this study, a cascaded system is proposed to segment the lung, detect, localize, and quantify COVID-19 infections from ...
Consumer Protection and the Covid-19 Challenges: Paving the Way for Effective Legal Enforcement: A Case Study in the Qatari Legal System
(
Allied Business Academies
, 2021 , Article)
This research paper examines the legal protection of consumer rights at the time of the Corona pandemic (COVID-19) in the State of Qatar as a model to demonstrate the effectiveness of government efforts taken since the ...