RT Journal Article SR Electronic T1 The role of magnesium sulphate in the treatment of persistent pulmonary hypertension of the newborn JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 801 OP 802 VO 24 IS 7 A1 Khalid M. Saidy A1 Bashir A. Itto YR 2003 UL http://smj.org.sa/content/24/7/801.abstract AB