Hereditary deficiency of the second component of complement (C'2) in man.

@article{Klemperer1966HereditaryDO,
  title={Hereditary deficiency of the second component of complement (C'2) in man.},
  author={Martin R. Klemperer and H C Woodworth and Fred S. Rosen and K Frank Austen},
  journal={The Journal of clinical investigation},
  year={1966},
  volume={45 6},
  pages={880-90}
}