For citations:
Churko A.A., Khrabrova M.S., Smirnov A.V. Polyclonal free light chains in IgA-nephropathy: correlation with clinical and morphological parameters and prognostic significance. Nephrology (Saint-Petersburg). 2021;25(2):52-59. (In Russ.) https://doi.org/10.36485/1561-6274-2021-25-2-52-59