THIVAKAR, Yogeswaran. The Cost of an Elective Coronary Angiogram at the National Hospital of Sri Lanka. International Journal of Research in Engineering, Science and Management, [S. l.], v. 6, n. 11, p. 1–6, 2023. Disponível em: https://journal.ijresm.com/index.php/ijresm/article/view/2846.. Acesso em: 13 nov. 2024.