1. Clinical research by community oncologists;Cohen;CA Cancer J. Clin.,2003
2. Ethical use of placebo controls in clinical trials;AMA Council on Ethical and Judicial Affairs;CEJA Report 2-A,1996
3. A nurse's primer on recruiting participants for clinical trials;Barrett;Oncol. Nurs. Forum,2002
4. Informed consent- why are its goals imperfectly realized?;Cassileth;N. Engl. J. Med.,1980
5. History of clinical trials;Jenkins;Sem. Oncol. Nurs.,1991