RT Journal Article SR Electronic T1 Vitamin supplements and cardiovascular diseases. JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 835 OP 836 VO 31 IS 7 A1 Rana Shaker A1 Doaa Al-Ghamdi A1 Mohammed Razzaque YR 2010 UL http://smj.org.sa/content/31/7/835.abstract AB