The Effect of Intrinsic Heart Rate on Paroxysmal Atrial Flutter and Atrial Fibrillation of Sick Sinus Syndrome Patients Implanted Atrial Pacemaker是什麼意思_The Effect of Intrinsic Heart Rate on Paroxysmal Atrial Flutter and Atrial Fibrillation of Sick Sinus Syndrome Patients Implanted Atrial Pacemaker在線翻譯_英語_讀音_用法_例句