Aigul T. , A., and M. Gulnara T. “History of the Child Health Care System in the Southern Region”. BULLETIN of the L.N. Gumilyov Eurasian National University. Historical Sciences. Philosophy. Religion Series, vol. 143, no. 2, June 2023, pp. 18-32, doi:10.32523/2616-7255-2023-143-2-18-32.