Coffee or decaff?
Grober
S E
SE
D001172:Arthritis, Rheumatoid / Q000209:etiology*; D002110:Caffeine / Q000009:adverse effects*; D003069:Coffee / Q000009:adverse effects*; D006801:Humans; D012217:Rheumatoid Factor / Q000097:blood
D003069:Coffee; D002110:Caffeine; D012217:Rheumatoid Factor