[1]
S. Thienthong, M. Wongswadiwat, W. Krisanaprakornkit, P. Rattanasuwan Yimyam, W. Tantanatewin, and N. Khuntikeo, “A Development of Pain Assessment and Pain Documentation as a Fifth Vital Sign in a University Hospital”, SRIMEDJ, vol. 22, no. 2, pp. 158–164, Nov. 2013.