(NpRAKTI^ESKAQ KARDIOLOGIQ I HIRURGIQ (B/s - (NcYBYRN\(B, (NkONSTANTIN aNDREEWI^s; (NmINISTERSTWO ZDRAWOOHRANENIQ mssrs ((NkI[INEW (B:s (N{TIINCA(B,s, 1977)
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Keywords: (NkARDIOLOGIQs; (NhIRURGIQs; (NtRAWMATOLOGIQs; (NoTORINOLARINGOLOGIQs; (NaLLERGOLOGIQs; (NnAU^NYE ISSLEDOWANIQs