Seroprevalence of anti-SARS-CoV-2 antibodies in Iquitos, Peru in July and August, 2020: a population-based study.

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Detection of anti-SARS-CoV-2 antibodies among people at risk of infection is crucial for understanding both the past transmission of COVID-19 and vulnerability of the population to continuing transmission and, when […]

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Tracking government spending on immunization: The joint reporting forms, national health accounts, comprehensive multi-year plans and co-financing data.

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Coverage rates for immunization have dropped in lower income countries during the COVID-19 pandemic, raising concerns regarding potential outbreaks and premature death. In order to re-invigorate immunization service delivery, sufficient […]

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Usability, inclusivity, and content evaluation of COVID-19 contact tracing apps in the United States.

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We evaluated the usability of mobile COVID-19 contact tracing apps, especially for individuals with barriers to communication and limited digital literacy skills.We searched the Apple App Store, Google Play, peer-reviewed […]

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Differential impact of non-pharmaceutical public health interventions on COVID-19 epidemics in the United States.

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The widespread pandemic of novel coronavirus disease 2019 (COVID-19) poses an unprecedented global health crisis. In the United States (US), different state governments have adopted various combinations of non-pharmaceutical public […]

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Profiling B cell immunodominance after SARS-CoV-2 infection reveals antibody evolution to non-neutralizing viral targets.

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Dissecting the evolution of memory B cells (MBCs) against SARS-CoV-2 is critical for understanding antibody recall upon secondary exposure. Here, we used single-cell sequencing to profile SARS-CoV-2-reactive B cells in […]

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Survey of German medical students during the COVID-19 pandemic: attitudes toward volunteering versus compulsory service and associated factors.

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Due to the spread of COVID-19, a key challenge was to reduce potential staff shortages in the healthcare sector. Besides recruiting retired healthcare workers, medical students were considered to support […]

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The impact of COVID-19 outbreak on the incidence of acute invasive fungal rhinosinusitis.

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Acute invasive fungal rhinosinusitis (AIFRS) is aggressive morbidity affecting immunocompromised patients. Coronavirus disease 2019 (COVID-19) may allow secondary fungal disease through a propensity to cause respiratory infection by affecting the […]

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Usefulness of rapid antigen testing for SARS-CoV-2 screening of healthcare workers: a pilot study.

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Identification of infected healthcare workers (HCWs) is an important step in severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) transmission control. Rapid antigen tests (RATs) are considered an important addition to molecular […]

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Acquired decrease of the C3b/C4b receptor (CR1, CD35) and increased C4d deposits on erythrocytes from ICU COVID-19 patients.

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In order to study the mechanisms of COVID-19 damage following the complement activation phase occurring during the innate immune response to SARS-CoV-2, CR1 (the regulating complement activation factor, CD35, the […]

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High-dose vitamin-C induced prolonged factitious hyperglycemia in a peritoneal dialysis patient: a case report.

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High-dose vitamin C is increasingly used for sepsis and more recently for coronavirus disease 2019 (COVID-19) infections. Proponents argue that the low cost and near perfect safety profile of vitamin […]

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Knowledge and practice to prevent COVID-19 and its associated factors among pregnant women in Debre Tabor Town Northwest Ethiopia, a community-based cross-sectional study.

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Coronavirus disease is now a global concern with the non-availability of antiviral treatment and attacks all groups of the population. Hence, applying preventive measures is the most critical intervention to […]

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Susceptibility to SARS-CoV-2 infection in patients undergoing chemotherapy and radiation therapy.

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The outbreak of the new coronavirus disease (COVID-19), caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has rapidly become a public health emergency of international concern, especially affecting […]

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The changing influenza activity in the Southern hemisphere countries during the COVID-19 pandemic.

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While the reduction in influenza cases in the Northern hemisphere during 2020 has been widely reported, the Southern hemisphere’s influenza transmission dynamics remain uncharacterized.We analyzed the change in the influenza-positive […]

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The impact of COVID-19 pandemic on headache symptoms and drug withdrawal among patients with medication overuse headache: a cross-sectional study.

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Coronavirus disease 2019 (COVID-19) bring about a range of psychological distress and symptom deterioration to headache patients especially to some migraineurs. Compared to migraineurs or normal control, medication overuse headache […]

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Biochemistry tests in hospitalized COVID-19 patients: Experience from a canadian tertiary care centre.

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Coronavirus Disease 2019 (COVID-19) has variable clinical presentation, from asymptomatic to severe disease leading to death. Biochemical markers may help with management and prognostication of COVID-19 patients; however, their utility […]

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Immunological memory and neutralizing activity to a single dose of COVID-19 vaccine in previously infected individuals.

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Individuals who have recovered from SARS-CoV-2 infection were shown to have higher antibody response to a single dose of mRNA vaccines while memory response was demonstrated in COVID-19 patients up […]

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Population stratification enables modeling effects of reopening policies on mortality and hospitalization rates.

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Study the impact of local policies on near-future hospitalization and mortality rates.We introduce a novel risk-stratified SIR-HCD model that introduces new variables to model the dynamics of low-contact (e.g., work […]

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Role of the early short-course corticosteroids treatment in ARDS caused by COVID-19: A single-center, retrospective analysis.

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Severe coronavirus disease 2019 (COVID-19) is strongly related to interstitial pneumonia with frequent development of acute respiratory distress syndrome (ARDS). The role of corticosteroids (CS) treatment in these patients is […]

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Social media for field epidemiologists (#SoMe4epis): How to use Twitter during the #COVID19 pandemic.

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The COVID-19 pandemic has fundamentally changed the way that public health professionals work and communicate. Over a very short time span, remote working arrangements have become the norm, and meetings […]

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Sustained poor mental health among healthcare workers in COVID-19 pandemic: A longitudinal analysis of the four-wave panel survey over 8 months in Japan.

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This study aimed to compare the longitudinal change of the psychological distress of healthcare workers (HCWs) with non-HCWs during the repeated outbreaks of the COVID-19 in Japan.The data were retrieved […]

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Close Encounters of the First Kind: An interdisciplinary ethics of care approach mitigates moral injury and family division in the midst of COVID-19.

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In this compelling personal narrative describing a case from the front lines of the COVID-19 pandemic, a palliative care physician harnesses the creative powers and strengths of the interdisciplinary team […]

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