Existing comorbidities in people with osteoarthritis: a retrospective analysis of a population-based cohort in Alberta, Canada
Deborah A Marshall, Xiaoxiao Liu, Cheryl Barnabe, Karen Yee, Peter D Faris, Claire Barber, Dianne Mosher, Thomas Noseworthy, Jason Werle, Lisa Lix
BMJ Open Nov 2019, 9 (11) e033334; DOI: 10.1136/bmjopen-2019-033334