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
Küçükdeveci AA, McKenna SP, Kutlay S, Gürsel Y, Whalley D, Arasýl T. The development and psychometric assessment of the Turkish version of the Nottingham Health Profile. Int J Rehabil Res. 2000 Mar 1;23(1):31-8.