1. Kulik A., Zaderykhin O., Shulgin V., Martynenko A., IabluchanskyiМ. CAPTURE AND WITHHOLDING OF HEART RATE VARIABILITY INDEXES WITH PACED BREATHING IN HEALTHY VOLUNTEERS // The Journal of V. N. Karazin Kharkiv National University, series "Medicine". 1. № 19. C. 46-52.