David H Collier

2013 classification criteria for systemic sclerosis: an American College of Rheumatology/European League against Rheumatism collaborative initiative.

Oliver Distler, Peter A Merkel, Sindhu R Johnson, 2013, Arthritis and rheumatism.

Changes in Treatment Patterns in Patients with Psoriatic Arthritis Initiating Biologic and Nonbiologic Therapy in a Clinical Registry

Marc Mason, Philip J Mease, Mei Liu, 2017, The Journal of Rheumatology.