RT Journal Article SR Electronic T1 Incidence of cleft lip and palate in Iran. A meta-analysis. JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1208 OP 1208 VO 32 IS 11 A1 Al-Mendalawi, Mahmood D. YR 2011 UL http://smj.org.sa/content/32/11/1208.abstract AB