Promakhejohn , Kanyanat. 2020. “The development of registered nurse’ competency management in patients with severe sepsis or septic shock in Nongkhai hospital”. Journal of Medical and Public Health Region 4 11 (1). Saraburi,Thailand:19-28. https://he01.tci-thaijo.org/index.php/JMPH4/article/view/248318.