Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.

[EX Q]: Question: Is dorsal plication without degloving safe and effective for correcting ventral penile deformities?
Answer: Penile plication is a safe and effective technique for correcting all directions of curvature. Dorsal plication without degloving produces favorable objective and subjective results comparable to ventral and lateral plication.
[EX A]: yes

[EX Q]: Question: Does adenosine-activated myocardial ischemia induce delayed preconditioning?
Answer: Adenosine-induced ischemia does not exert a delayed protective effect in respect to cardiac bioelectrical and mechanical functions in patients with ischemic heart disease in the form of stable effort angina.
[EX A]: no

[EX Q]: Question: Does growth hormone ( GH ) treatment restore endothelial function in children with GH deficiency?
Answer: These results indicate that endothelial function is impaired in children with GHD. GH therapy does not restore the impairment.
[EX A]:
no