RT Journal Article SR Electronic T1 Radiofrequency sinus excision. A simple technique for sacro-coccygeal pilonidal sinus disease JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1141 OP 1142 VO 26 IS 7 A1 Gupta, Pravin J. YR 2005 UL http://smj.org.sa/content/26/7/1141.abstract AB