For citations:
Kuchma V.R., Tkachuk E.A., Shisharina N.V., Podlinyaev O.L. Hygienic evaluation of innovative educational technologies in primary school. Hygiene and Sanitation. 2019;98(3):288-293. (In Russ.) https://doi.org/10.47470/0016-9900-2019-98-3-288-293