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2. Clinical Trials: Design, Conduct, and Analysis;Meinert,1986
3. Publication practices in NIH-sponsored multicenter clinical trials (abstract);Hawkins;Controlled Clin Trials,1991
4. Uniform requirements for manuscripts submitted to biomedical journals;International Committee of Medical Journal Editors;N Engl J Med,1991
5. The editors reply;Kassirer;N Engl J Med,1992