PATEL, L.; PATEL, T. “Sehat Ka Insaf ”: A Model for Overcoming Polio in Pakistan. The Columbia University Journal of Global Health, [S. l.], v. 4, n. 1, p. 20–22, 2014. DOI: 10.7916/thejgh.v4i1.4889. Disponível em: https://journals.library.columbia.edu/index.php/jgh/article/view/4889. Acesso em: 18 jan. 2022.