Several teams have been publishing global estimates of excess deaths during the COVID‐
19 pandemic. Here, we examine potential flaws and underappreciated sources of …

Pharmacovigilance databases are showing evidence of injury in the context of the modified
COVID-19 mRNA products. According to recent publications, adverse event reports linked to …

Background China witnessed a surge of Omicron infections after abandoning 'zero
COVID'strategies on 7 December 2022. The authorities report very sparse deaths based on …

Excess deaths provide total impact estimates of major crises, such as the COVID-19
pandemic. We evaluated excess death trajectories across countries with accurate death …

Abstract Seventeen equatorial and Southern-Hemisphere countries were studied
(Argentina, Australia, Bolivia, Brazil, Chile, Colombia, Ecuador, Malaysia, New Zealand …

Introduction Evidence is limited on the effectiveness of a fourth vaccine dose against
coronavirus disease 2019 (COVID‐19) in populations with prior severe acute respiratory …

As a result of the spread of SARS-CoV-2, a global pandemic was declared. Indiscriminate
COVID-19 vaccination has been extended to include age groups and naturally immune …

This review proposes a model of Long-COVID where the constellation of symptoms are in
fact genuinely experienced persistent physical symptoms that are usually functional in …

In this paper we study different vaccination strategies that could have been implemented for
the early COVID-19 pandemic. We use a demographic epidemiological mathematical model …

The individual results of SARS-CoV-2 serological tests measured after the first pandemic
wave of 2020 cannot be directly interpreted as a probability of having been infected. Plus …