For citations:
Rumyantseva DG, Agafonova EM, Krasnenko SO, Starkova AS, Urumova MM, Erdes S. Clinical features of ankylosing spondylitis in patients with secondary AA amyloidosis. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2020;14(3):45-49. (In Russ.) https://doi.org/10.14412/1996-7012-2020-3-45-49