E. E. Gubar
V.A. Nasonova Research Institute of Rheumatology
Russian Federation

115522, Russian Federation, Moscow, Kashirskoye Highway, 34A

Y. L. Korsakova
V.A. Nasonova Research Institute of Rheumatology
Russian Federation

115522, Russian Federation, Moscow, Kashirskoye Highway, 34A

E. Yu. Loginova
V.A. Nasonova Research Institute of Rheumatology
Russian Federation

115522, Russian Federation, Moscow, Kashirskoye Highway, 34A

T. V. Korotaeva
V.A. Nasonova Research Institute of Rheumatology
Russian Federation

115522, Russian Federation, Moscow, Kashirskoye Highway, 34A

E. A. Vasilenko
North-Western State Medical University named after I.I. Mechnikov
Russian Federation

191015, Russian Federation, Saint-Petersburg, Kirochnaya str., 41

A. A. Vasilenko
Novgorod Regional Clinical Hospital
Russian Federation

173008, Russian Federation, Veliky Novgorod, Pavla Levitta str., 14

N. A. Kuznetsova
Yekaterinburg City Clinical Hospital N 40
Russian Federation

620102, Russian Federation, Yekaterinburg, Volgogradskaya str., 189

I. M. Patkikeeva
Tyumen Regional Clinical Hospital N 1
Russian Federation

625023, Russian Federation, Tyumen, Kotovskogo str., 55

E. L. Nasonov
V.A. Nasonova Research Institute of Rheumatology; I.M. Sechenov First Moscow State Medical University of the Ministryof Health Care of RussianFederation (Sechenov University)
Russian Federation

115522, Russian Federation, Moscow,  Kashirskoye Highway, 34A;

119991, Russian Federation, Moscow, Trubetskaya str., 8, building 2