@article{17734,
  author = {Yan L. and Lauderdale D. and Knutson K. and Rathouz P. and Liu K.},
  title = {Self-reported and measured sleep duration: how similar are they? The CARDIA Sleep Study},
  year = {2008},
  journal = {Epidemiology},
  volume = {19},
  number = {6},
  pages = {838-45. },
  language = {eng},
}