Environmental issues of children's health in the Kazakh SSR (1941–1943)Zhanara Abdukarimova, Gulnar Baigozhina, Zauresh Saktaganova and Zhanna MazhitovaE3S Web of Conf., 381 (2023) 02018DOI: https://doi.org/10.1051/e3sconf/202338102018