<|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: the authors confirm that, for approved reasons, there are access restrictions on the data underlying the findings. relevant data are within the paper and its supporting information files. however, there is no permission from the relevant ethical committee to make the patient data of finher trial freely available. this data is available upon request pending the decisions of the relevant ethical committee and requests may be sent to the corresponding author.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>