Title: Sathānakān kānphrǣrabāt ʻattrā kānsēp sam læ patčhai thǐ kīeokhō̜ng nai klum phūkhao rap kānbambat yā bā karanī nai Čhangwat Khō̜n Kǣn læ Yasōthō̜n
Description: Research report on the spreading situation of narcotics among groups of the addicts receiving amphetamine treatment, case study in Khon Kaen and Yasothon provinces, Northeastern Thailand.