For citations:
Yuryeva E.A., Vozdvizhenskaya E.S., Novikova N.N. The problem in estimation of microelements in children. Rossiyskiy Vestnik Perinatologii i Pediatrii (Russian Bulletin of Perinatology and Pediatrics). 2016;61(2):89-91. (In Russ.) https://doi.org/10.21508/1027-4065-2016-61-2-89-91