@article{thomaz_serafin_palhares_tavares_grance_2014,  title={Serum phenylalanine in preterm newborns fed different diets of human milk},  volume={90},  ISSN={0021-7557},  url={https://doi.org/10.1016/j.jped.2014.02.003},  DOI={10.1016/j.jped.2014.02.003},  number={5},  journal={Jornal de Pediatria},  publisher={Sociedade Brasileira de Pediatria},  author={Thomaz, Débora M. and Serafin, Paula O. and Palhares, Durval B. and Tavares, Luciana V.M. and Grance, Thayana R.S.},  year={2014},  month={Sep},  pages={518–522} }