Systematic review on stated preference methods in dentistry

David Meads has published a systematic review of discrete choice experiments in dentistry

Eliciting Preferences in Dentistry with Multiattribute Stated Preference Methods: A Systematic Review 
S. Barber, S. Pavitt, B. Khambay, H. Bekker, and D. Meads. JDR Clinical & Translational Research
First Published June 1, 2018 https://doi.org/10.1177/2380084418780324