RT Journal Article SR Electronic T1 No evidence of persistent helicobacter pylori infection in peripheral blood of patients with coronary heart disease JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 246 OP 248 VO 25 IS 2 A1 Al-Khattaf, Abdulaziz S. YR 2004 UL http://smj.org.sa/content/25/2/246.abstract AB