“…17,19,21,23,25,30 Twelve articles were considered. 17,19,21,23,25,[30][31][32][33][34][35][36] The full texts of these articles were retrieved and reviewed. Data regarding number of patients, age, and the number of procedures, symptomatic status, technique used, anesthesia, technical success, complications, stroke, myocardial infarction, death rates, and follow-up were collected.…”