Ket-in, Varunee, Atcharawadee Sriyasak, Phatcharee Chookunhom, Suwannee Sangarthit, Nipawan Premmuang, and Pensri Deesomsakul. 2023. “The Effectiveness of ‘PCK. EWS score’ (Pediatrics) Among Pneumonia Pediatric Patients at Prachomklao Hospital, Phetchaburi Province”. Hua Hin Medical Journal 3 (1):1-11. https://he01.tci-thaijo.org/index.php/hhsk/article/view/256947.