RT Journal Article SR Electronic T1 Staffing and nurse-perceived quality of care JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 19 OP 19 DO 10.1136/eb-2016-102478 VO 20 IS 1 A1 de Cordova, Pamela B YR 2017 UL http://ebn.bmj.com/content/20/1/19.abstract AB