@misc{9554,
  author = {M. Bodmer and C. Becker and S. Jick and C. Meier},
  title = {Metformin does not alter the risk of lung cancer: a case-control analysis},
  year = {2012},
  journal = {Lung Cancer},
  volume = {78},
  number = {2},
  pages = {133-7},
  issn = {0169-5002},
  doi = {10.1016/j.lungcan.2012.08.010},
}