Functional anomaly of factor XII.

@article{Aznar1992FunctionalAO,
  title={Functional anomaly of factor XII.},
  author={Justo Aznar and Piedad Villa and Amparo Vay{\'a} and Yolanda Mira and Isabel Lorenzo and Francisco Espa{\~n}a},
  journal={Haemostasis},
  year={1992},
  volume={22 6},
  pages={345-7}
}