RT Journal Article SR Electronic T1 Prevalence of Hepatitis B and C markers in patients on maintenance hemodialysis in Najran JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 641 OP 642 VO 22 IS 7 A1 Khan, Latif A. A1 Khan, Sarosh A. YR 2001 UL http://smj.org.sa/content/22/7/641.abstract AB