Poonratana Leerapun. 2011. Development of Wrinkle Reducing Serum Containing Natural Autioxidant. Field of Study Pharmaceutical Sciences, Chiang Mai Univresity; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/CMU.the.2011.24

Poonratana Leerapun. Development of Wrinkle Reducing Serum Containing Natural Autioxidant. . Chiang Mai:Chiang Mai Univresity, 2011. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/CMU.the.2011.24

Poonratana Leerapun. (2011) Development of Wrinkle Reducing Serum Containing Natural Autioxidant . Chiang Mai Univresity/Chiang Mai. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/CMU.the.2011.24