@article{Kuzibaeva2015the,
author={Kuzibaeva, R.. and Khadartseva, K..},
title={The structure and incidence of preterm birth in nulliparous women},
journal={Journal of New Medical Technologies. eJournal},
publisher={INFRA-M Academic Publishing LLC.},
year={2015},
pages={0-0},
volume={9},
issue={2},
}