Jimenez-Murcia S, Granero R, Larrea ST, Sauvaget A, Grall-Bronnec M, Alvarez-Moya EM, Aguera Z, Aymami N, Gomez-Pena M, Del Pino-Gutierrez A, Moragas L, Menchon JM, Fagundo AB, Sauchelli S, La Verde M, Aguglia E, Signorelli MS, Formoso JAF, Fernandez-Aranda F. Pathological gambling and substance use disorders: effects of early incidence and personality. Drugs Health Society. 2015 Jan;14(1):78. doi: 10.7202/1035550ar
Derby CA, Araujo AB, Johannes CB, Feldman HA, McKinlay JB. Measurement of erectile dysfunction in population-based studies: the use of a single question self-assessment in the Massachusetts Male Aging Study. Int J Impot Res. 2000 Aug 1;12(4):197-204.
Reed (Earnshaw) SR, Reed JH, Stuhldreher TJ. Transaction costs, taxes, and portfolio revision. J Contemp Bus Issue. 1997;5:40-8.