Clinical Characteristics and Viral RNA Detection in Children With Coronavirus Disease 2019 in the Republic of Korea
In this case series study, inapparent infections in children may have been associated with silent COVID-19 transmission in the community. The mean (SD...
Prolonged SARS-CoV-2 detection and reversed RT-PCR results in mild or asymptomatic patients
In 23% (69/300) of patients, SARS-CoV-2 was detected more than 3 weeks after the initial positive RT-PCR. In 14% (42/300), the RT- PCR results were po...
Prevalence of SARS-CoV-2 IgG antibodies in an area of northeastern Italy with a high incidence of COVID-19 cases: a population-based study
The study was conducted in a high-incidence area located in northeastern Italy. A total of 1402 participants were positive for IgG antibodies against...
Analytical sensitivity and clinical sensitivity of the three rapid antigen detection kits for detection of SARS-CoV-2 virus
RAD kits for diagnosing COVID-19 patients are available in the market. Clinical sensitivity of RAD kits ranged from 22.9%-71.4% for detecting SARS-CoV...
Characteristics and predictors of hospitalization and death in the first 11 122 cases with a positive RT-PCR test for SARS-CoV-2 in Denmark: a nationwide cohort
We examined characteristics and predictors of hospitalization and death in a nationwide cohort of all Danish individuals tested for severe acute respi...
Detection of SARS-COV N2 Gene: Very low amounts of viral RNA or false positive?
In 17 out of 36 positive patients, very low viral RNA copies were suspected since positivity was detected at high Ct. We confirmed positivity for pati...
Combined throat/nasal swab sampling for SARS-CoV-2 is equivalent to nasopharyngeal sampling
We compared the combined throat/nasal sampling with. nasopharyngeal sampling for detection of SARS-CoV-2 in healthcare workers suspected of. COVID-19....
Performance characteristics of five immunoassays for SARS-CoV-2: a head-to-head benchmark comparison
Four commercial, widely available assays and a scalable 384-well ELISA can be used for SARS-CoV-2 serological testing. All assays achieved a sensitivi...
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