@article{Vorontsova2014a,
author={Vorontsova, Z.. and Kosobutskaya, S..},
title={A survey of pre-school children who are often ill and the ways of their improvement},
journal={Journal of New Medical Technologies. eJournal},
publisher={INFRA-M Academic Publishing LLC.},
year={2014},
pages={1-5},
volume={8},
issue={1},
}