1. Retained surgical items: events and guidelines revisited Author(s): Wallace, Susan C., author Publication: [Harrisburg, Pennsylvania] : Pennsylvania Patient Safety Authority, March 2017 Subject(s): Foreign BodiesMedical Errors -- prevention & controlSurgical Procedures, Operative -- adverse effectsPatient SafetyHumansPennsylvaniaUnited StatesJoint Commission on Accreditation of Healthcare Organizations.National Quality Forum.