Financing of clinical trials.
D001172:Arthritis, Rheumatoid / Q000628:therapy; D002986:Clinical Trials as Topic / Q000191:economics*; D006801:Humans; D007349:Insurance, Health, Reimbursement / Q000191:economics*; D009103:Multiple Sclerosis / Q000628:therapy; D012107:Research Design / Q000592:standards