title: Upright retrograde P waves during ventricular tachycardia.
authors.affiliation: Intensive Care Unit, Woden Valley Hospital, Australia.
authors.forename: R
authors.initials: R
authors.lastname: Parkin
authors.forename: G
authors.initials: G
authors.lastname: Nikolic
authors.forename: D H
authors.initials: DH
authors.lastname: Spodick
mesh_terms: D000328:Adult; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D013610:Tachycardia / Q000503:physiopathology*