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:

Sara Weiss’s Journeys to the Planet Mars
39:45

SYMHC Classics: Charles Colchester
33:49

Behind the Scenes Minis: Lager, Ale, Emo Girl
25:06