For citations:
Nikolaeva SV, Usenko DV, Khlypovka YN, Shabalina SV, Gorelov AV. Respiratory infections of combined etiology in the clinical practice of the pediatrician. Meditsinskiy sovet = Medical Council. 2021;(1):78-82. (In Russ.) https://doi.org/10.21518/2079-701X-2021-1-78-82