Lobo, Maria Stella Castro, and Marcos Pereira Estellita Lins. “Towards Systems Thinking: Strengthening the Bonds Between Operations Research (OR) and Health Services Planning & Epidemiology”. Proceedings of the 59th Annual Meeting of the ISSS - 2015 Berlin, Germany 1, no. 1 (February 5, 2017). Accessed June 15, 2024. https://journals.isss.org/index.php/proceedings59th/article/view/2424.