Thijssen JJJ, Bregantini D. Costly sequential experimentation and project valuation with an application to health technology assessment. J Econ Dyn Control. 2017 Apr 1;77:202-29. doi: 10.1016/j.jedc.2017.01.016
Grogan S, Hartley L, Fry G, Conner M, Gough B. Appearance concerns and smoking in young men and women: going beyond weight control. Drug-Educ Prev Polic. 2010 May 6;17(3):261-9. doi: 10.3109/09687630802422019