@misc{8152,
  author = {J. Blackwell and S. Saxena and C. Alexakis and A. Bottle and E. Cecil and A. Majeed and R. Pollok},
  title = {The impact of smoking and smoking cessation on disease outcomes in ulcerative colitis: a nationwide population-based study},
  year = {2019},
  journal = {Aliment Pharmacol Ther},
  volume = {50},
  number = {5},
  pages = {556-567},
  issn = {0269-2813},
  doi = {10.1111/apt.15390},
}