@article{lima_garcêz_oliveira_santos_da paz_paiva_2017,  title={Vitamin A deficiency and factors associated with retinol levels in public school students},  volume={30},  ISSN={1415-5273},  url={https://doi.org/10.1590/1678-98652017000500006},  DOI={10.1590/1678-98652017000500006},  number={5},  journal={Revista de Nutrição},  publisher={Pontifícia Universidade Católica de Campinas},  author={LIMA, Adeíldes Bezerra Moura de and GARCÊZ, Laís Spíndola and OLIVEIRA, Iara Katrynne Fonseca and SANTOS, Marize Melo dos and DA PAZ, Suzana Maria Rebelo Sampaio and PAIVA, Adriana de Azevedo},  year={2017},  month={Sep},  pages={605–614} }