Problems of developing a culture of treatment of intestinal infections in Tselinograd in the 1970sCholpon Usupova, Rakhat Satybaldieva, Bibizhamal Omarova, Bekzhan Kamzayev and Zhanna MazhitovaE3S Web of Conf., 376 (2023) 02031DOI: https://doi.org/10.1051/e3sconf/202337602031