Successful treatment of arrhythmia with β-blocker and flecainide combination in pregnant patients with Andersen-Tawil syndrome: A case report and literature review. - Rujirachun P; Junyavoraluk A; Pithukpakorn M; Suktitipat B; Winijkul A (Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc, 2021)