For citations:
Sofronov V.V., Voloshyn A.V., Skvortsova G.Sh. The content of chromium, manganese, copper and zinc in plasma and red blood cells in mothers and their newborns with a threatened pregnancy in the anamnesis. Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics). 2020;65(4):61-66. (In Russ.) https://doi.org/10.21508/1027-4065-2020-65-4-61-66