OTsENKA UROVNYa MOChEVOGO SINDROMA I KREATININA KROVI POSLE PROVEDENIYa KURSA PATOGENETIChESKOY TERAPII U BOL'NYKh LYuPUS-NEFRITOM - N A Arzimanova; V. V. Marasaev; T O Abissova; O A Vasilevskaya; S N Lavlinskiy (Научно-практическая ревматология)