@misc{10028,
  author = {T. Shao and Y. Yang},
  title = {Cholecystectomy and the risk of colorectal cancer},
  year = {2005},
  journal = {Am J Gastroenterol},
  volume = {100},
  number = {8},
  pages = {1813-20},
  issn = {0002-9270 (Print) 0002-9270},
  doi = {10.1111/j.1572-0241.2005.41610.x},
}