RT Journal Article SR Electronic T1 Blinding: an essential component in decreasing risk of bias in experimental designs JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 70 OP 71 DO 10.1136/eb-2013-101382 VO 16 IS 3 A1 Dorothy Forbes YR 2013 UL http://ebn.bmj.com/content/16/3/70.abstract AB