Multimorbidity in psoriasis as a risk factor for psoriatic arthritis: a population-based study

Paras Karmacharya, Rikesh Chakradhar, Cassondra A. Hulshizer, Tina M. Gunderson, Alexis Ogdie, John M. Davis, Kerry Wright, Megha M. Tollefson, Alí Duarte-García, Delamo Bekele, Hilal Maradit-Kremers, Cynthia S. Crowson