I understand that my participation is voluntary, that I may refuse to participate or withdraw 
my consent and stop taking part at any time without penalty or loss of benefits to which I may be 
entitled. 
I hereby freely consent to take part in this research project. 
(signature of subject) (date) 
I, the undersigned, certify that I was present during the oral presentation of the written 
summary attached when it was given to the above subject. 
(signature of auditor-witness) 
(date) 
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Recombinant DNA Research, Volume 17 
