For citations:

Ryazanova L.A., Alferova I.P., Nokhrin D.Yu., Efimova N.V. Dynamics of the incidence of congenital malformations in children in Chelyabinsk based on the results of epidemiological monitoring in 2012–2017. Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics). 2022;67(3):47-53. (In Russ.) https://doi.org/10.21508/1027-4065-2022-67-3-47-53