@article{{MRA}{}, author = {Varga, J., Kardos, K., Nagy, I., Szirtes, L.}, title = { Study of the physiological effects of shift work using the HRV analysis method}, journal = {Medical Research Archives}, volume = {10}, number = {4}, year = {2022}, doi = {10.18103/mra.v10i4.2764}, url = {https://esmed.org/MRA/mra/article/view/2764} }