RT Journal Article SR Electronic T1 Henoch-Schonlein purpura in children JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1363 OP 1363 VO 29 IS 9 A1 Hamdan, Jahed M. A1 Barqawi, Mousa A. YR 2008 UL http://smj.org.sa/content/29/9/1363.abstract