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.
Q: Question: Is hypothalamic-pituitary-adrenal system regulation in recently detoxified alcoholics altered by one week of treatment with acamprosate?
Answer: We conclude that 1 week of acamprosate treatment does not attenuate the HPA dysregulation ob-served during early abstinence.
A:
no