Benjamas Prathanee และผู้แต่งคนอื่นๆ. (2021) Comprehensive esophageal speech training for laryngectomees: Substantial benefits. <i>Journal of Associated Medical Sciences</i>, <i>54</i>(2), 1 - 7.Benjamas Prathanee และผู้แต่งคนอื่นๆ. "Comprehensive esophageal speech training for laryngectomees: Substantial benefits". Journal of Associated Medical Sciences 54 (2021):1 - 7.Benjamas Prathanee และผู้แต่งคนอื่นๆ. Comprehensive esophageal speech training for laryngectomees: Substantial benefits. Faculty of Associated Sciences, Chiang Mai University:ม.ป.ท. 2021.