R. Sinthavalai and  N. Memongkol and  N. Patthanaprechawong and  J. Viriyanantavong and  C. Choosuk,  A Study of Distinctive Models for Pre-hospital EMS in Thailand: Knowledge Capture.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    July 2009, vol. 31(7). 1338 - 1343
    [viewed 18 November 2019]. Available from: https://publications.waset.org/pdf/5187.