@article{barboza jr._silva_guerrant_lima_1999,  title={Measurement of intestinal permeability using mannitol and lactulose in children with diarrheal diseases},  volume={32},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X1999001200008},  DOI={10.1590/S0100-879X1999001200008},  number={12},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Barboza Jr., M.S. and Silva, T.M.J. and Guerrant, R.L. and Lima, A.A.M.},  year={1999},  month={Dec},  pages={1499–1504} }