1. Convenience at a cost Publication: [Harrisburg, Pa.] : Pennsylvania Patient Safety Authority, April 21, 2005 Subject(s): Catheters -- adverse effectsEquipment FailureEquipment SafetyFlowmeters -- adverse effectsOxygen Inhalation Therapy -- instrumentationVascular Access Devices -- adverse effectsMedical ErrorsPatient SafetyHumansPennsylvaniaUnited States