RT Journal Article SR Electronic T1 The role of antenatal corticosteroid in an extremely preterm fetus with reversed end diastolic flow velocity in umbilical artery JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1143 OP 1143 VO 23 IS 9 A1 Al-Hinai, Aisha M. A1 Mathew, Mariam YR 2002 UL http://smj.org.sa/content/23/9/1143.abstract AB