This paper presents an overview of some key results from a body of optimization studies that
are specifically related to COVID-19, as reported in the literature during 2020-2021. As …

Objective Coronavirus disease 2019 demonstrated the inconsistencies in adequately
responding to biological threats on a global scale due to a lack of powerful tools for …

In modern society, where digital security is a major preoccupation, the perception of trust is
undergoing fundamental transformations. Blockchain community created a substantial body …

Like other nations around the world, Ethiopia has suffered negative effects from COVID-19.
The objective of this study was to predict COVID-19 mortality using Artificial Intelligence (AI) …

East Africa was not exempt from the devastating effects of COVID-19, which led to the nearly
complete cessation of social and economic activities worldwide. The objective of this study …

The pandemic caused by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-
2) has impacted the economy, health, and society. Emerging strains are making pandemic …

Background Effective control of infectious diseases relies heavily on understanding
transmission dynamics and implementing interventions that reduce the spread. Non …

Vaccines have proven useful in curbing contagion from new strains of the SARS-CoV-2
virus. However, equitable vaccine allocation continues to be a significant challenge …

Blockchain is a sort of database that can be used to securely and permanently store data
that is entered into the blockchain ledger and cannot be changed or destroyed. It's a …

This study proposes a high-level design and configuration for an intelligent dual (hybrid and
private) blockchain-based system. The configuration includes the type of network, level of …