@article{Petrashenko2014regional,
author={Petrashenko, D.. and Levin, I.. and Ponomareva, Y..},
title={Regional population health index as a major factor in planning the health care system},
journal={Services in Russia and abroad},
publisher={Russian State University of Tourism and Service},
year={2014},
pages={188-197},
volume={8},
issue={4},
}