Vongmak, P., and S. Torugsa. “A Development of a New Model in Admitting at Outpatient Department, Priest Hospital”. Journal of Phrapokklao Nursing College, Chanthaburi, vol. 30, no. 1, May 2019, pp. 138-51, https://he01.tci-thaijo.org/index.php/pnc/article/view/176874.