Open Science Research Excellence
J. Trarbach and  S. Schosser and  B. Vogt,  Payment for Pain: Differences between Hypothetical and Real Preferences.   journal   = {International Journal of Medical, Health, Biomedical, Bioengineering and Pharmaceutical Engineering}, [online]. World Academy of Science, Engineering and Technology. June 2017, vol. 126(6). 371 - 374[viewed 23 February 2019]. Available from: http://waset.org/publications/10007412.