Erythema annulare centrifugum associated with pregnancy.

@article{Choonhakarn1998ErythemaAC,
  title={Erythema annulare centrifugum associated with pregnancy.},
  author={Charoen Choonhakarn and P Seramethakun},
  journal={Acta dermato-venereologica},
  year={1998},
  volume={78 3},
  pages={237-8}
}