The combined prevalence of classified rare rheumatic diseases is almost double that of ankylosing spondylitis

Rare diseases (RDs) affect less than 5/10,000 people in Europe and fewer than 200,000 individuals in the United States. In rheumatology, RDs are heterogeneous and lack systemic classification. Clinical courses...
Source: Orphanet Journal of Rare Diseases - Category: Internal Medicine Authors: Tags: Research Source Type: research