TY - JOUR T1 - The Treatment of Extrasystoles JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 181 LP - 183 VL - 5 IS - 3 AU - A. Carlton Ernstene Y1 - 1938/07/01 UR - http://www.ccjm.org/content/5/3/181.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -