<|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, some access restrictions apply to the data underlying the findings. due to the ethical restriction by institutional review board, the data cannot be made available in the manuscript, the supplemental files, or a public repository. please contact corresponding author, takeo fujiwara, with any data requests.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>