(NoDNOPOL@SNAQ \LEKTROKARDIOGRAFIQ (B/s - (NtARTAKOWSKIJ(B, (NmIHAIL bORISOWI^s ((NlENINGRAD (B:s (NmEDGIZ(B. (NlENINGR(B. (NOTD(B-(NNIE(B,s, 1958)
Keywords: (NmEDICINAs; (NmETODY ISSLEDOWANIQ SERDCAs; (NkARDIOLOGIQs