@article{fernandes_barreto_2017,  title={Association between physical activity and vitamin D: A narrative literature review},  volume={63},  ISSN={0104-4230},  url={https://doi.org/10.1590/1806-9282.63.06.550},  DOI={10.1590/1806-9282.63.06.550},  number={6},  journal={Revista da Associação Médica Brasileira},  publisher={Associação Médica Brasileira},  author={Fernandes, Marcos Rassi and Barreto, Waldivino dos Reis},  year={2017},  month={Jun},  pages={550–556} }