RT Journal Article SR Electronic T1 Tamsulosin and nifedipine did not improve stone passage over placebo nor were they cost-effective in ureteric stone disease JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 22 OP 22 DO 10.1136/ebmed-2015-110294 VO 21 IS 1 A1 Raza, Sayyid M Ammar A1 Kalra, Philip A YR 2016 UL http://ebm.bmj.com/content/21/1/22.abstract AB