For citations:
Osipyants R.A., Kanevskaya M.Z., Kozlovskaya N.L., Demyanova K.A., Saidova M.M., Bespalova A.V., Mirilashvili T.Sh. Difficulties of biological therapy in the patient with active rheumatoid arthritis and secondary renal amyloidosis: A report of clinical case. Rheumatology Science and Practice. 2021;59(2):225-228. (In Russ.) https://doi.org/10.47360/1995-4484-2021-225-228