For citations:

Portyannikova OO, Tsvinger SM, Govorin AV, Romanova EN. Analysis of the prevalence and risk factors of osteoarthritis in a population. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2019;13(2):105-111. (In Russ.) https://doi.org/10.14412/1996-7012-2019-2-105-111