RT Journal Article SR Electronic T1 British secondary school students report frequent abdominal pain with associated physical and emotional symptoms JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 15 OP 16 DO 10.1136/eb-2013-101234 VO 17 IS 1 A1 John M Rosen A1 Miguel Saps YR 2014 UL http://ebn.bmj.com/content/17/1/15.abstract AB