RT Journal Article SR Electronic T1 Is methotrexate safe in the treatment of psoriatic patients? JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 536 OP 537 VO 25 IS 4 A1 Al-Waiz, Makram M. A1 Jafar, Shakir J. YR 2004 UL http://smj.org.sa/content/25/4/536.abstract AB