RT Journal Article SR Electronic T1 Congenital duplication of submandibular ducts JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1293 OP 1294 VO 28 IS 8 A1 Ahmed, Soliman A1 Al-Jawad, Hussain A1 Al-Sayyari, Abdurrahman A1 Khan, Ali N. YR 2007 UL http://smj.org.sa/content/28/8/1293.abstract AB