(NnARU[ENIE RITMA SERDCA U DETEJ (B:s (Nu^EB(B. (NPOSOBIE (B:s (NkN(B. 2 /s - d; (NgALSTQN(B, (NaRA aLXBERTOWI^s; (NnACIONALXNYJ INSTITUT ZDRAWOOHRANENIQ m(B-(NWO ZDRAWOOHRANENIQ ras (NkAFEDRA PEDIATRIIs ((NeREWAN (B:,s, 1994)
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Keywords: (NpEDIATRIQs -- (NkARDIOLOGIQs