Alayon, M. V. . (2019) “An Investigatory Research on Orcagin Syrup as an Alternative Cough Relief”, Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, 1(1). Available at: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/989 (Accessed: 24 March 2025).