ISSLEDOVANIE VARIABEL'NOSTI SERDEChNOGO RITM V OTsENKE FUNKTsIONAL'NOGO SOSTOYaNIYa SERDEChNO-SOSUDISTOY SISTEMY U BOL'NYKh SAKhARNYM DIABETOM 1-GO I 2-GO TIPA - PDF (Russian)