For citations:

Podryadnova M.V., Balabanova R.M., Urumova M.M., Erdes Sh.F. COXITIS IN ANKYLOSING SPONDYLITIS: COMPARISON OF CLINICAL MANIFESTATIONS WITH ULTRASOUND STUDY DATA. Rheumatology Science and Practice. 2014;52(4):417-422. (In Russ.) https://doi.org/10.14412/1995-4484-2014-417-422