Charoenchai Ngoenprasopsuk. 2008. Factors influencing purchasing decisions about clinical diagnostic products in medical laboratories. Bangkok:Thammasat University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.21
Charoenchai Ngoenprasopsuk. (2008) Factors influencing purchasing decisions about clinical diagnostic products in medical laboratories (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.21
Charoenchai Ngoenprasopsuk. Factors influencing purchasing decisions about clinical diagnostic products in medical laboratories. Bangkok:Thammasat University, 2008. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.21
Charoenchai Ngoenprasopsuk. (2008) Factors influencing purchasing decisions about clinical diagnostic products in medical laboratories (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.21