Jiraporn Suwanteerangkul. 1992. Factors influencing drop out in health card holders : a case study of Mae Rim district, Chiang Mai province, 1989-1991. Bangkok:Chulalongkorn University;
Jiraporn Suwanteerangkul. (1992) Factors influencing drop out in health card holders : a case study of Mae Rim district, Chiang Mai province, 1989-1991 (รายงานผลงานวิจัย). Chulalongkorn University:Bangkok.
Jiraporn Suwanteerangkul. Factors influencing drop out in health card holders : a case study of Mae Rim district, Chiang Mai province, 1989-1991. Bangkok:Chulalongkorn University, 1992.
Jiraporn Suwanteerangkul. (1992) Factors influencing drop out in health card holders : a case study of Mae Rim district, Chiang Mai province, 1989-1991 (รายงานผลงานวิจัย). Chulalongkorn University:Bangkok.