How many types of patients meet classification criteria?
Roth
S H
SH
D018501:Antirheumatic Agents / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000145:classification* / Q000188:drug therapy; D017277:Drug Approval / Q000331:legislation & jurisprudence*; D006801:Humans; D014481:United States; D014486:United States Food and Drug Administration
D018501:Antirheumatic Agents