Comparative Study of Electrical Stimulation of the Heart with VDD and DDD Pacemakers as to the Evolution to Atrial Fibrillation

by Nelson Leonardo Kerdahi Leite de Campos, Rubens Ramos de Andrade, Marcello Laneza Fellicio, Antônio Sergio Martins, André Monti Garzesi, Leonardo Rufino Garcia, Tassya Bueno Takeda