PO-CHUAN HSIEHMatsuura, R.R.MatsuuraMoriyama, H.H.MoriyamaRICHIE CHENShimamura, T.T.ShimamuraUkeda, H.H.Ukeda2018-09-102018-09-102008http://www.scopus.com/inward/record.url?eid=2-s2.0-61849128199&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/338112Characterization of superoxide anion scavenging compounds in roselle (Hibiscus sabdariffa L.) extract by electron spin resonance and LC/MSjournal article10.3136/fstr.14.383