@article{5571,
  author = {Lisa Rosenbaum and Daniela Lamas},
  title = {Residents' duty hours--toward an empirical narrative.},
  year = {2012},
  journal = {N Engl J Med},
  volume = {367},
  pages = {2044-9},
  month = {11/2012},
  issn = {1533-4406},
  doi = {10.1056/NEJMsr1210160},
  language = {eng},
}