RT Journal Article SR Electronic T1 Tricyclic antidepressants reduce frequency of tension-type and migraine headaches compared with placebo, and intensity of headaches compared with SSRIs, but cause greater adverse effects JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 75 OP 76 DO 10.1136/ebm1176 VO 16 IS 3 A1 Paul D Molyneux YR 2011 UL http://ebm.bmj.com/content/16/3/75.abstract AB