| seasonal, nontoxigenic vibrio cholerae o1 ogawa infections in the eastern region of saudi arabia. | surveillance for vibrio cholerae in the eastern region of saudi arabia has been ongoing since 1985 to detect and prevent local proliferation of imported cholera. in 1996 and 1997 the authors performed additional microbiologic and epidemiologic assessment of v. cholerae surveillance to better characterize a recurrent summertime pattern of v. cholerae infections in the eastern region of saudi arabia. | 2000 | 11231182 |