RT Journal Article SR Electronic T1 Emergency department nurses report high workload and management pressure to meet 4 h treatment targets JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 90 OP 90 DO 10.1136/eb-2015-102160 VO 19 IS 3 A1 Joy Lyneham YR 2016 UL http://ebn.bmj.com/content/19/3/90.abstract AB