@article{he_zhang_liu_tian_ma_2016,  title={Effect of magnesium ion on human osteoblast activity},  volume={49},  ISSN={0100-879X},  url={https://doi.org/10.1590/1414-431X20165257},  DOI={10.1590/1414-431X20165257},  number={7},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={He, L.Y. and Zhang, X.M. and Liu, B. and Tian, Y. and Ma, W.H.},  year={2016},  pages={e5257} }