RT Journal Article SR Electronic T1 Perinatal mortality rate in a teaching hospital in Sudan. Review of 15 years JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 242 OP 243 VO 25 IS 2 A1 Dafallah, Saad E. A1 Elhadi, Hydar YR 2004 UL http://smj.org.sa/content/25/2/242.abstract AB