CONSENT 
Participation in research is voluntary. I have the right to refuse to participate, or to 
withdraw from the study at any time. I may choose to do either one without affecting my 
relationship with my doctors and without affecting my future medical care. My participation 
may be ended at any time with or without my consent. If I wish to participate, I should sign 
below. I have been given copies of this document and of the Experimental Subject's Bill of 
Rights to keep. 
Signature of Patient 
Date 
Signature of Physician 
Date 
[702] 
Recombinant DNA Research, Volume 20 
