Silva, Gustavo Lima daMenezes, Miguel NobreBernardes, AnaLopes, PaulaSousa, João deMarques, Pedro2018-07-252018-07-252016-01Rev Port Cardiol. 2016;35(1):69-702174-2049http://hdl.handle.net/10451/34339© 2015 Sociedade Portuguesa de Cardiologia. Published by Elsevier España, S.L.U. All rights reserved.engTwiddler's syndrome : a rare cause of pacemaker malfunctionSíndrome de Twiddler : uma causa rara de disfunção de sistema de pacingjournal article10.1016/j.repc.2015.09.011