RT Journal Article SR Electronic T1 Isolated agenesis of the gallbladder JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1417 OP 1417 VO 24 IS 12 A1 Khan, Shoukat H. A1 Chopra, Pradeep A1 Hussein, Samir YR 2003 UL http://smj.org.sa/content/24/12/1417.abstract AB