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- [3] THE CONTINUING UNETHICAL USE OF PLACEBO CONTROLS NEW ENGLAND JOURNAL OF MEDICINE, 1994, 331 (06): : 394 - 398
- [6] Use of placebo in studies of postoperative vomiting is unethical BRITISH MEDICAL JOURNAL, 1996, 313 (7051): : 233 - 233
- [8] Use of hypericum as antidepressant - Use of placebo in depression trial was unethical BRITISH MEDICAL JOURNAL, 2000, 320 (7242): : 1142 - 1142