1. From the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, Feinstein Institute for Medical Research, and the Department of Medicine, Anticoagulation and Clinical Thrombosis Services, Northwell Health at Lenox Hill Hospital (A.C.S.), and the Cardiovascular Institute, Mount Sinai Medical Center (J.L.H.) — all in New York; the Department of Medicine and Surgery, University of Insubria, Varese, Italy (W.A.); the Stanford Stroke Center, Stanford University Medical Center, Stanford (G.W.A.),...