RT Journal Article SR Electronic T1 Abnormal vaginal bleeding after epidural steroid injection: is there a cause for concern? JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP e16 OP e16 DO 10.1136/eb-2013-101582 VO 19 IS 2 A1 Shanthanna, Harsha A1 Busse, Jason W YR 2014 UL http://ebm.bmj.com/content/19/2/e16.abstract AB