%0 Journal Article %T Circadian Rhythm Features of Sympathatic and Parasympathatic Interaction According to Data of Spectral Components of Heart Rate in Pregnant Women and Puerperas in Perinatal Period %A Girsheva, E.. %A Erokhin, A.N. %K 24-hours cycle, pregnant women, puerperas, perinatal period, heart rate variability %J Journal of New Medical Technologies %D 2014 %N 21 %P 4 %I INFRA-M Academic Publishing LLC.