title: The influence of pacing on the pre-ejection period.
authors: B
authors: B
authors: Lansdorp
authors: J M D
authors: JM
authors: van den Brule
authors: J G
authors: JG
authors: van der Hoeven
authors: P
authors: P
authors: Pickkers
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000379:methods*; D004562:Electrocardiography; D006801:Humans; D013990:Tidal Volume / Q000502:physiology*