共 50 条
- [21] Clinical placebo interventions are unethical, unnecessary, and unprofessional JOURNAL OF CLINICAL ETHICS, 2008, 19 (01): : 66 - 69
- [28] Clinical trials in Alzheimer disease: Debate on the use of placebo controls ALZHEIMER DISEASE & ASSOCIATED DISORDERS, 1999, 13 (03): : 124 - 129