For citations:

Volkov A.G., Lebedenko A.A., Kirij G.I. THE CLUSTER ANALYSIS OF RISK FACTORS OF DEVELOPMENT OF HYPERTROPHY OF PHARYNGEAL TONSIL AT CHILDREN. Medical Herald of the South of Russia. 2015;(4):31-35. (In Russ.) https://doi.org/10.21886/2219-8075-2015-4-31-35