@article{araújo_1972,  title={An appraisal of the health planning method proposed by the Pan-American Health Organization for Latin America},  volume={6},  ISSN={0034-8910},  url={https://doi.org/10.1590/S0034-89101972000400001},  DOI={10.1590/S0034-89101972000400001},  number={4},  journal={Revista de Saúde Pública},  publisher={Faculdade de Saúde Pública da Universidade de São Paulo},  author={Araújo, José Duarte de},  year={1972},  month={Dec},  pages={305–315} }