For citations:
Baltrukova T.B., Janushanets O.I., Ivanova O.I., Frolova N.M., Noskov S.N., Levanchuk A.V. Hygienic evaluation of the dislocation and state of recreations for children in the city of Saint-Petersburg. Hygiene and Sanitation. 2019;98(6):619-624. (In Russ.) https://doi.org/10.47470/0016-9900-2019-98-6-619-624