RT Journal Article SR Electronic T1 A bug in the gut JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 316 OP 317 VO 32 IS 3 A1 Hasosah, Mohammed Y. A1 Iskandarani, Ala A. A1 Ghamdi, Khalid J. YR 2011 UL http://smj.org.sa/content/32/3/316.abstract