Assertion: rheumatoid arthritis | /r/HasProperty | common form of arthritis
Facets:
Source sentences:
text: Rheumatoid arthritis is another common form of arthritis.
text: Rheumatoid arthritis is another common type of arthritis, affecting approximately 1.5 million people in the United States.
text: Rheumatoid arthritis (RA) and osteoarthritis (OA) are two common types of arthritis.