P-wave indices in patients with pulmonary emphysema: do P-terminal force and interatrial block have confounding effects?
Chhabra L, Chaubey VK, Kothagundla C, Bajaj R, Kaul S, Spodick DH. P-wave indices in patients with pulmonary emphysema: do P-terminal force and interatrial block have confounding effects? Int J Chron Obstruct Pulmon Dis. 2013; 8:245-50.