Background Headache is the most frequent neurological adverse event following SARS-
CoV-2 vaccines. We investigated the frequency, characteristics, and factors associated with …

The long-term immunoglobulin responses of COVID-19 vaccinations is important to
determine the efficacy of these vaccinations. This study aimed to investigate and compare …

Since the initiation of the COVID-19 vaccination effort, there has been widespread concern
regarding vaccine efficacy and potential side effects. This study aimed to explore the short …

Introduction: Recent studies have proposed various COVID-19 vaccines to control the
disease and protect susceptible individuals. However, immunogenicity and safety of COVID …

Abstract Background and Aims Although SARS‐CoV‐2 infection usually leads to mild
COVID‐19 in children, sometimes it causes serious complications, especially in those with …

Over 3 years, humans have experienced multiple rounds of global transmission of SARS‐
CoV‐2 and its variants. In addition, the widely used vaccines against SARS‐CoV‐2 involve …

Mass vaccination is an effective method for controlling the outbreak of coronavirus disease
2019 (COVID-19) and limiting the consequent mortality due to severe COVID-19. After the …

Objectives: The development of protective immunity through COVID-19 vaccines is
influenced by both host factors and the composition of the vaccine. Therefore, it is essential …

Objetivo. Identificar las manifestaciones clínicas y factores de riesgo asociados con la
infección por SARS-CoV-2 postvacunación en individuos mayores de 18 años. Material y …