title: Atypical initiation of endless-loop, pacemaker-mediated tachycardia.
authors.affiliation: Cardiovascular Institute, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania 15213, USA.
authors.forename: Sanjoy
authors.initials: S
authors.lastname: Bhattacharya
authors.forename: Norman C
authors.initials: NC
authors.lastname: Wang