RT Journal Article SR Electronic T1 Accuracy of self-reporting of diabetes mellitus and hypertension and its determinants among Omani adults JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1025 OP 1026 VO 24 IS 9 A1 Al-Riyami, Asya A. A1 Afifi, Mustafa M. YR 2003 UL http://smj.org.sa/content/24/9/1025.abstract AB