Wanpen Chaicumpa. 1996. Detection of Salmonella in contaminated food samples by dot blot Elisa, DNA amplification and culture method. Bangkok:Faculty of tropical Medicine Mahidol University;
Wanpen Chaicumpa. (1996) Detection of Salmonella in contaminated food samples by dot blot Elisa, DNA amplification and culture method (รายงานผลงานวิจัย). Faculty of tropical Medicine Mahidol University:Bangkok.
Wanpen Chaicumpa. Detection of Salmonella in contaminated food samples by dot blot Elisa, DNA amplification and culture method. Bangkok:Faculty of tropical Medicine Mahidol University, 1996.
Wanpen Chaicumpa. (1996) Detection of Salmonella in contaminated food samples by dot blot Elisa, DNA amplification and culture method (รายงานผลงานวิจัย). Faculty of tropical Medicine Mahidol University:Bangkok.