RT Journal Article SR Electronic T1 Prevalence of hypocalcemia in children examined for serum calcium in Sana'a, Yemen JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1313 OP 1314 VO 26 IS 8 A1 Mula-Abed , Waad Allah S. A1 BinMohanna, Mabrook A. A1 Rajaa, Yahia A. A1 Saif, Gassan A. YR 2005 UL http://smj.org.sa/content/26/8/1313.abstract AB