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Barbara Bittel on Muck Rack

Barbara Bittel

As seen in: JAMA (The Journal of the American Medical Association)
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Articles

Effect of High-Dose Zinc and Ascorbic Acid Supplementation vs Usual Care on Symptom Length and Reduction Among Ambulatory Patients With SARS-CoV-2 Infection: The COVID A to Z Randomized Clinical Trial | Public Health | JAMA Network Open | JAMA Network

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By Suma S. Thomas, Divyang Patel, Barbara Bittel
| JAMA (The Journal of the American Medical Association) Verified
Key Points Question Do high-dose zinc, high-dose ascorbic acid, and/or a combination of the 2 reduce the duration of symptoms of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)? Findings In this randomized clinical trial of 214 patients with confirmed SARS-CoV-2 infection receiving outpatient care, there was no significant difference in the duration of symptoms among the 4 groups.
Open in Who Shared Issue with article?

Accuracy of Apple Watch for Detection of Atrial Fibrillation

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By Dhruv R. Seshadri, Penny L. Houghtaling, Barbara Bittel, Dalton Browsky
| AHA/ASA Journals
In the Apple Heart Study, 34% of individuals who received a notification of arrhythmia were later found to have atrial fibrillation (AF), and the positive predictive value in participants notified of an irregular pulse was 0.84.1 That study relied on optical sensors in Apple Watch Series 1 through 3 to detect an irregular pulse and a proprietary algorithm to indicate arrhythmia.1 In contrast, the Apple Watch Series 4 (AW4) uses electrodes to generate a single-lead ECG and provides 2...
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