Annals of internal medicine
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Randomized Controlled Trial Multicenter Study
Midodrine for the Prevention of Vasovagal Syncope : A Randomized Clinical Trial.
Recurrent vasovagal syncope is common, responds poorly to treatment, and causes physical trauma and poor quality of life. Midodrine prevents hypotension and syncope during tilt tests in patients with vasovagal syncope. ⋯ The Canadian Institutes of Health Research.
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Despite expected initial universal susceptibility to a novel pandemic pathogen like SARS-CoV-2, the pandemic has been characterized by higher observed incidence in older persons and lower incidence in children and adolescents. ⋯ Canadian Institutes of Health Research.
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The COVID-19 pandemic has caused substantial morbidity and mortality. ⋯ Centers for Disease Control and Prevention.
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Randomized Controlled Trial Comparative Study
Annual Tuberculosis Preventive Therapy for Persons With HIV Infection : A Randomized Trial.
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Guimarães PO, Quirk D, Furtado RH, et al. Tofacitinib in patients hospitalized with Covid-19 pneumonia. N Engl J Med. 2021;385:406-15. 34133856.