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: Does pEEP ventilation cause humorally mediated cardiac output depression in pigs?
Answer: As humorally mediated negative inotropism during PEEP ventilation has earlier been demonstrated in dogs, the results suggest that this mechanism might be species-dependent.

A: no
****
Q: Question: Is laser in situ keratomileusis surgery safe for military personnel?
Answer: There is a high risk of potential traumatic flap problems after LASIK and it is not recommended in army service.

A: no
****
Q: Question: Is preoperative peritonsillar lornoxicam infiltration superior to intravenous lornoxicam for pain relief following tonsillectomy in adults?
Answer: Peritonsillar infiltration or i.v. lornoxicam enhanced postoperative analgesia after tonsillectomy in adults. However, the analgesic efficacy of locally applied lornoxicam is not superior to the i.v. administration.

A:
no
****