Stevens J W, Simpson E, Harnan S, Squires H, Meng Y, Thomas S, Michaels J, Stansby G
Centre for Bayesian Statistics in Health Economics, University of Sheffield, Regent Court, Sheffield, S1 4DA, UK.
Br J Surg. 2013 Dec;100(13):1838-9. doi: 10.1002/bjs.9358.