instruction:
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.
question:
Question: Does local adenovirus-mediated transfer of C-type natriuretic peptide suppress vascular remodeling in porcine coronary arteries in vivo?
Answer: Adenovirus-mediated CNP gene transfer with the IABC system may be a useful gene therapy to prevent restenosis after PTCA in vivo.
answer:
yes


question:
Question: Does information-enhancement and goal setting techniques for increasing adaptive motivation and decreasing urge to drink alcohol?
Answer: The results show that sense of control can be experimentally induced. This finding has important clinical implications.
answer:
yes


question:
Question: Does critical appraisal of : The endotracheal tube air leak test predict extubation outcome in critically ill pediatric patients . Pediatr Crit Care Med 2008 ; 9:490-496?
Answer: Pediatric patients who are otherwise candidates for extubation but do not have an endotracheal airleak may successfully be extubated.
answer:

no