Qinghaosu: a new antimalarial.

@article{BRUCECHWATT1982QinghaosuAN,
  title={Qinghaosu: a new antimalarial.},
  author={LEONARD J. BRUCE-CHWATT},
  journal={British medical journal},
  year={1982},
  volume={284 6318},
  pages={767-8}
}