For citations:

Akhunova R.R., Akhunova G.R. Ankylosing spondylitis: description of the clinical case from the position of the international classification of functioning, life and health limitations. The Clinician. 2019;13(3-4):67-73. (In Russ.) https://doi.org/10.17650/1818-8338-2019-13-3-4-67-73