. 2019 Aug 18;2019:6076751. doi: 10.1155/2019/6076751
Copyright © 2019 Dariusz Nowak et al.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 3.
Changes in the heart rate (HR) of participants.