For citations:
Vorobyova МР, Karpova EР. Use of vitamin D to prevent recurrent otitis media in children. Meditsinskiy sovet = Medical Council. 2019;(2):259-263. (In Russ.) https://doi.org/10.21518/2079-701X-2019-2-259-263
Vorobyova МР, Karpova EР. Use of vitamin D to prevent recurrent otitis media in children. Meditsinskiy sovet = Medical Council. 2019;(2):259-263. (In Russ.) https://doi.org/10.21518/2079-701X-2019-2-259-263