Influenza and school-based influenza-like illness surveillance: a pilot initiative in Maryland.

@article{Crawford2011InfluenzaAS,
  title={Influenza and school-based influenza-like illness surveillance: a pilot initiative in Maryland.},
  author={Geoffrey B Crawford and Sara McKelvey and Janet Crooks and Karen Siska and Kelly Sipe Russo and Jinlene Chan},
  journal={Public health reports},
  year={2011},
  volume={126 4},
  pages={591-6}
}