Title: Rāingān kānwičhai rư̄ang sưksā rūpbǣp prapprung kānraksā phayābān rōk khō̜ng dek dōi kānphasomphasān kānraksā phayābān tām bǣp chabap khō̜ng Chāoʻīsān kap phǣn patčhuban
Description: Report based on the study conducted at Udornthanee Province, northeastern Thailand.