@misc{9491,
  author = {B. Smiechowski and L. Azoulay and H. Yin and M. Pollak and S. Suissa},
  title = {The use of metformin and the incidence of lung cancer in patients with type 2 diabetes},
  year = {2013},
  journal = {Diabetes Care},
  volume = {36},
  number = {1},
  pages = {124-9},
  issn = {0149-5992},
  doi = {10.2337/dc12-0740},
}