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 I. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2020;14(4):7-15. (In Russ.) https://doi.org/10.14412/1996-7012-2020-4-7-15