Early changes in atrial conduction times in hypertensive patients with elevated pulse pressure Tolga Çimen, Hamza Sunman, Tolga Han Efe, Ahmet Akyel, Kadriye Yayla, Haluk Furkan Şahan, Murat Bilgin, Lale Dinç Asarcıklı, Ali Nallbani, Mehmet Doğan, Sadık Açıkel, Ekrem Yeter

Acute electrophysiological modulation of the atria and pulmonary veins: Effects of sympathetic and parasympathetic interaction on atrial fibrillation inducibility Mário Oliveira, Gabriela Postolache, Vera Geraldes, Vitor Silva, Sérgio Laranjo, Cristiano Tavares, M. Nogueira da Silva, Rui Ferreira, Isabel Rocha

APOLLO I: Anticoagulation control in atrial fibrillation Luís Pinho-Costa, Sónia Moreira, Cristiana Azevedo, Pedro Azevedo, Elisabete Castro, Hélder Sousa, Miguel Melo