<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: all relevant data supporting our results are within the paper and due to ethical restrictions imposed by the ethics committee at at beijing huilongguan hospital related to protecting patient confidentiality, our original fmri data can be only available upon request for interested researchers by contacting: dr. shuping tan (shupingtan@126.com), yanli zhao (tianlaichenfeng@sina.com), or fengmei fan (fanfengmei@live.com).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>