@article{melgar-quinonez_hackett_2008,  title={Measuring household food security: the global experience},  volume={21},  ISSN={1415-5273},  url={https://doi.org/10.1590/S1415-52732008000700004},  DOI={10.1590/S1415-52732008000700004},  journal={Revista de Nutrição},  publisher={Pontifícia Universidade Católica de Campinas},  author={Melgar-Quinonez, Hugo and Hackett, Michelle},  year={2008},  month={Jul},  pages={27s–37s} }