For citations:
Korotkiy D.V., Gerasimchuk R.P., Makeeva T.I., Zavaritskaya O.P., Zemchenkov A.Yu. Secondary hyperparathyroidism and cardiac valve calcification in patients with predialysis CKD stages and on the renal replacement therapy. Nephrology and Dialysis. 2011;13(2):089-095. (In Russ.)