https://www.selleckchem.com/pr....oducts/ldn-212854.ht
To describe the characteristics and outcomes of patients with a clinical diagnosis of COVID-19 and false-negative SARS-CoV-2 reverse transcription-PCR (RT-PCR), and develop and internally validate a diagnostic risk score to predict risk of COVID-19 (including RT-PCR-negative COVID-19) among medical admissions. Retrospective cohort study. Two hospitals within an acute NHS Trust in London, UK. All patients admitted to medical wards between 2 March and 3 May 2020. Main outcomes were diagnosis of COVID-19, SARS-CoV-2 RT-PCR results, sens