Power of the database: an international approach to studying longterm rheumatoid arthritis therapy.
Marissa N
MN
Lassere
Kent R
KR
Johnson
D018501:Antirheumatic Agents / Q000009:adverse effects / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000628:therapy*; D001379:Azathioprine / Q000009:adverse effects / Q000627:therapeutic use; D019992:Databases as Topic / Q000458:organization & administration; D005260:Female; D006801:Humans; D008875:Middle Aged; D016896:Treatment Outcome
D018501:Antirheumatic Agents; D001379:Azathioprine