Maximilian, R.; Garbe, C.; Petersen, J.; Augustin, M.; Kirsten, N.; Biermann, M. H.; Häberle, B. M.; Hagenström, K. Epidemiology, Comorbidity and Risk Factors for Psoriatic Arthritis: A Health Insurance Claims Database Analysis. Acta Derm Venereol 2021, 101, adv00566.