Malysh, N., M. Chemych, V. Zadorozhna, A. Podavalenko, and S. Birukova. “Diarrhea Infections in North-Eastern Ukraine: Evolution of Epidemic Process”. Bangladesh Journal of Medical Science, vol. 19, no. 3, Mar. 2020, pp. 420-6, doi:10.3329/bjms.v19i3.45858.