Kitbumrungrat, Krieng. “Poisson Regression Models to Reduce Waiting Time for Hospital Service: A Case Study of Nakhonpathom Hospital Thailand”. International Journal For Research In Mathematics And Statistics 5, no. 1 (January 31, 2019): 01–12. Accessed May 9, 2025. https://www.gnpublication.org/index.php/ms/article/view/782.