Legionnaires' disease caused by Legionella pneumophila serogroup 3.

@article{Hartigan1979LegionnairesDC,
  title={Legionnaires' disease caused by Legionella pneumophila serogroup 3.},
  author={D A Hartigan and Shiyu Toma and C Listgarten},
  journal={Lancet},
  year={1979},
  volume={2 8139},
  pages={411}
}