Physician compensation for drug surveys.
Cohen
P L
PL
D001172:Arthritis, Rheumatoid / Q000188:drug therapy; D004341:Drug Evaluation / Q000379:methods*; D004345:Drug Industry / Q000379:methods; D004994:Ethics, Pharmacy; D006801:Humans; D008727:Methotrexate / Q000627:therapeutic use; D010349:Patient Compliance
D008727:Methotrexate