Rheumatoid arthritis, lupus, and Crohn’s disease are autoimmune diseases that share a lot of commonalities. This episode covers when and how they were first recognized and described.
Research:

The Life and Afterlife of Casimir Pulaski
45:10

SYMHC Classics: Redpath Murders
32:44

Behind the Scenes Minis: Piece of Work
17:48