1. Clinical Trials Dictionary;Meinert,1996
2. Office for Protection from Research Risks. Code of Federal Regulations, Title 45: Public Welfare, Part 46: Protection of Human Subjects, revised. Bethseda, MD: Department of Health and Human Services, National Institutes of Health; 18 June 1991.
3. Equipoise and the ethics of clinical research;Freedman;N Engl J Med,1987
4. Committee to Review the Fialuridine (FIAU/FIAC) Clinical Trials. Manning FJ, Swartz M, eds. Review of the Fialuridine (FIAU) Clinical Trials. Washington, DC: Division of Health Sciences Policy, Institute of Medicine, National Academy Press; 1995.
5. Computer-assisted data collection in multicenter epidemiologic research;Christiansen;Controlled Clin Trials,1990