Avoiding common pitfalls in the analysis of observational studies of new treatments for rheumatoid arthritis.
Hudson
Marie
M
Jewish General Hospital and McGill University, Montreal, Quebec, Canada. marie.hudson@mcgill.ca
Suissa
Samy
S
D018501:Antirheumatic Agents / Q000009:adverse effects / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy* / Q000453:epidemiology; D006801:Humans; D012042:Registries / Q000592:standards; D013223:Statistics as Topic / Q000379:methods* / Q000592:standards; D016896:Treatment Outcome; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors*
D018501:Antirheumatic Agents; D014409:Tumor Necrosis Factor-alpha