Jimenez-Murcia S, Fernandez-Aranda F, Granero R, Choliz M, La Verde M, Aguglia E, Signorelli MS, Sa GM, Aymami N, Gomez-Pena M, Del Pino-Gutierrez A, Moragas L, Fagundo AB, Sauchelli S, Fernandez-Formoso JA, Menchon JM. Video game addiction in gambling disorder: clinical, psychopathological, and personality correlates. Biomed Res Int. 2014;2014:315062. doi: 10.1155/2014/315062
McKenna SP, Doward LC. How should we measure quality of life in ankylosing spondylitis? Rheumatol Pract. 2008;6(2):12-4.
Phanikumar CV, Maitra B. Modeling willingness-to-pay values for rural bus attributes under different trip purposes. JTRF. 2006;45(2):31-44. doi: 10.22004/ag.econ.206787