Annals of internal medicine
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The surge in background checks beginning in March 2020 suggested an acceleration in firearm purchases. Little was known about the people who bought these guns. ⋯ The Joyce Foundation.
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Review Meta Analysis
Safety and Efficiency of Diagnostic Strategies for Ruling Out Pulmonary Embolism in Clinically Relevant Patient Subgroups : A Systematic Review and Individual-Patient Data Meta-analysis.
How diagnostic strategies for suspected pulmonary embolism (PE) perform in relevant patient subgroups defined by sex, age, cancer, and previous venous thromboembolism (VTE) is unknown. ⋯ Dutch Research Council. (PROSPERO: CRD42018089366).
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Randomized Controlled Trial Multicenter Study
Comparison of a Hemostatic Powder and Standard Treatment in the Control of Active Bleeding From Upper Nonvariceal Lesions : A Multicenter, Noninferiority, Randomized Trial.
The effectiveness of the hemostatic powder TC-325 as a single endoscopic treatment for acute nonvariceal upper gastrointestinal bleeding is uncertain. ⋯ General Research Fund to the University Grants Committee, Hong Kong SAR Government.