Anong Poomchart. (1991) ELISA for seroepidemiological studies of exposure to Vibrio cholerae and Shigella flexneri of population in Krabi province, Thailand. Mahidol University,:ม.ป.ท.Anong Poomchart. 1991. ELISA for seroepidemiological studies of exposure to Vibrio cholerae and Shigella flexneri of population in Krabi province, Thailand. ม.ป.ท.:Mahidol University,;Anong Poomchart. ELISA for seroepidemiological studies of exposure to Vibrio cholerae and Shigella flexneri of population in Krabi province, Thailand. ม.ป.ท.:Mahidol University, 1991. Print.