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A. V. Sivkov, N. G. Keshishev, G. D. Efremov, G. A. Kovchenko, A. A. Trudov, L. M. Nikonova, F. D. Romikh. "CHROMOGRANIN-A IN THE DIAGNOSIS OF PROSTATE CANCER." Issledovaniâ i Praktika v Medicine (2015) 55-60