For citations:

Raskina TA, Grigorieva II, Malyshenko OS. Musculoskeletal losses in patients with ankylosing spondylitis. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2019;13(4):104-109. (In Russ.) https://doi.org/10.14412/1996-7012-2019-4-104-109