1. Reducing errors in blood specimen labeling: a multihospital initiative Publication: [Harrisburg, Pa.] : Pennsylvania Patient Safety Authority, c2011 Subject(s): Blood Specimen Collection -- methodsMedical Errors -- prevention & controlPatient Identification Systems -- methodsProduct Labeling -- methodsSpecimen Handling -- methodsCooperative BehaviorMedical Errors -- statistics & numerical dataQuality Assurance, Health CareSafetyHumansUnited States