For citations:

Mikhalenko I.V., Mikhalev E.V., Ermolenko S.P. CLINICAL AND BIOCHEMICAL DESCRIPTION OF PREMATURE INFANTS WITH EXTREMELY LOW AND VERY LOW BIRTH WEIGHT. Pediatric pharmacology. 2013;10(4):113-117. (In Russ.) https://doi.org/10.15690/pf.v10i4.762