For citations:
Kozlovskaya NL, Solovyev SK, Aseeva EA, Popkova TV, Panafidina TA, Nasonov EL, Lila AM, Mesnyankina AA, Nikishina NY. The 2019 updated EULAR/ERA-EDTA guidelines for the management of lupus nephritis. Expert comments. Part II. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2021;15(1):9-14. (In Russ.) https://doi.org/10.14412/1996-7012-2021-1-9-14