For citations:

Petrosyan L.P., Sargsyan M.V., Petrosyan V.O., Mukuchyan V.N. Clinical features of the course of polyarteritis nodosa in combination with familial Mediterranean fever. Experimental and Clinical Gastroenterology. 2023;(9):231-237. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-217-9-231-237