RT Journal Article SR Electronic T1 Review: antidepressive agents improve symptoms and reduce pain in patients with functional gastrointestinal disorders JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 115 OP 115 DO 10.1136/ebm.5.4.115 VO 5 IS 4 YR 2000 UL http://ebm.bmj.com/content/5/4/115.abstract AB