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: Do armband activity monitor data correlate with reported pain scores in patients receiving vertebroplasty?
Answer: Activity monitors can be used to objectively record changes in activity following vertebroplasty procedures. Patient-reported pain or disability scores do not correlate with activity monitor-measured activity or sleep metrics.

A: no
****
Q: Question: Does endothelial cell chimerism influence allograft tolerance in liver transplant patients after withdrawal of immunosuppression?
Answer: Endothelial cell chimerism has nothing to do with the induction of clinical tolerance in liver transplant patients after withdrawal of immunosuppression.

A: no
****
Q: Question: Are hER1-4 protein concentrations in normal breast tissue from breast cancer patients expressed by the same profile as in the malignant tissue?
Answer: We suggest that these findings indicate that breast cancer is a systemic disease where the HER1-4 system in autologous reference tissue is continuously activated, thus favoring the subsequent development of cancer.

A:
yes
****