Punyavirocha S. External Validation of a Prognostic Model for Predicting 24-Hour Mortality in Patients with Severe Septic Shock Presenting to the Emergency Department of Phra Nakhon Si Ayutthaya Hospital. JPMAT [internet]. 2026 Apr. 30 [cited 2026 Sep. 18];16(1):64-83. available from: https://he01.tci-thaijo.org/index.php/JPMAT/article/view/280731