RT Journal Article SR Electronic T1 Effect of intraoperative mitomycin C application on recurrence of endoscopic dacryocystorhinostomy. JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1354 OP 1356 VO 29 IS 9 A1 Farhad Farahani A1 Ahmad Ramezani YR 2008 UL http://smj.org.sa/content/29/9/1354.abstract