Abstract Number: 2840 • 2019 ACR/ARP Annual Meeting
Reliability, Validity and Responsiveness of PROMIS PF-20 in Patients with Inflammatory Myopathy
Background/Purpose: Idiopathic inflammatory myopathies (IIM) are a group of rare, debilitating systemic diseases characterized by proximal muscle weakness, which limit activities of daily living and…
ACR Meeting Abstracts