Effects of 4-Aminopyridine on Cardiac Repolarization, PR Interval, and Heart Rate in Patients with Spinal Cord Injury.Published in:Pharmacotherapy, 2003, v. 23, n. 2, p. 133, doi. 10.1592/phco.23.2.133.32089By:Isoda, Wakana C.;Segal, Jack L.Publication type:Article