Ngupimai, chutima, Phechnoy Singchungchai, and Narumon Pathumarak. “Cost Analysis of Nursing Service Management Activities for Pediatric Patients With Respiratory Disease at Outpatient Department in a Private Hospital”. Thai Journal of Cardio-Thoracic Nursing 32, no. 2 (March 12, 2022): 161–173. Accessed May 6, 2024. https://he02.tci-thaijo.org/index.php/journalthaicvtnurse/article/view/246518.