Left Atrial Appendage Closure Antithrombotics, Newborn Vitamin K, Pediatric E-Bike and Scooter Injuries, and more

Editor's Summary by Linda Brubaker, MD, and Preeti Malani, MD, MSJ, Deputy Editors of JAMA, the Journal of the American Medical Association, for articles published from October 31, 2026 - November 6, 2026.