Nithimathachoke A, Sanketchon C, Surijamorn P. Usage of Emergency Medical Services by Emergent and Resuscitation Patients in an Urban Area. Vajira Med J [Internet]. 2018 Apr. 1 [cited 2024 May 18];62(2):85-96. Available from: https://he02.tci-thaijo.org/index.php/VMED/article/view/195634