@article{BeissenhirtzKwanKoetal.2004,
  author    = {Moritz Karl Beissenhirtz and R. C. H. Kwan and K. M. Ko and Reinhard Renneberg and Frieder W. Scheller and Fred Lisdat},
  title     = {Comparing in vitro electrochemical measurement of superoxide scavenging activity with an in vivo assessment of antioxidant potential in Chinese tonifying herbs},
  year      = {2004},
}