Hallas J, Margulis AV, Pottegard A, Kristiansen NS, Atsma WJ, Appenteng K, de Vogel S, Kaye JA, Perez-Gutthann S, Arana A. Incidence of common cancers in users of antimuscarinic medications for overactive bladder: a Danish nationwide cohort study. Basic Clin Pharmacol Toxicol. 2018 Jun;122(6):612-9. doi: 10.1111/bcpt.12965
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