Gan RWC, Daniel M, Ridley M, Barry JG. Quality of questionnaires for the assessment of otitis media with effusion in children. Clin Otolaryngol. 2018 Apr;43(2):572-83. doi: 10.1111/coa.13026
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