Granero R, Fernandez-Aranda F, Aymami N, Gomez-Pena M, Fagundo AB, Sauchelli S, Del Pino-Gutierrez A, Moragas L, Savvidou LG, Islam MA, Tarrega S, Menchon JM, Jimenez-Murcia S. Subtypes of pathological gambling with concurrent illegal behaviors. J Gambl Stud. 2015 Dec;31(4):1161-78. doi: 10.1007/s10899-014-9499-5.
Primatesta P, Plana Hortoneda E, Rothenbacher D. Gout treatment and comorbidities: a retrospective cohort study in a large US managed care population. BMC Musculoskelet Disord. 2011 May 20;12:103. doi: 10.1186/1471-2474-12-103
Fondell E, Lagerros YT, Sundberg CJ, Lekander M, Balter O, Rothman KJ, Balter K. Physical activity, stress, and self-reported upper respiratory tract infection. Med Sci Sports Exerc. 2011 Feb 1;43(2):272-9.