Prevalence and Outcomes of Bicuspid Aortic Valve in Patients With Aneurysmal Sub‐Arachnoid Hemorrhage: A Prospective Neurology Registry Report oleh Saarwaani Vallabhajosyula, Li‐Tan Yang, Sarah C. Thomas, Joseph J. Maleszewski, Amber N. Boler, Prabin Thapa, Maurice Enriquez‐Sarano, Alejandro A. Rabinstein, Hector I. Michelena