RT Journal Article SR Electronic T1 What are sensitivity and specificity? JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 2 OP 4 DO 10.1136/ebnurs-2019-103225 VO 23 IS 1 A1 Amelia Swift A1 Roberta Heale A1 Alison Twycross YR 2020 UL http://ebn.bmj.com/content/23/1/2.abstract AB