@article{onthegroundvalidationofonlinediagnosis,
  title = {On the Ground Validation of Online Diagnosis with Twitter and Medical Records},
  author = {Todd Bodnar and Victoria C Barclay and Nilam Ram and Conrad S Tucker and Marcel Salathé},
  year = {2014},
  eprint = {1404.3026},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1404.3026v1},
}