<|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: consent collected from the survey recipients did not specifically ask for their consent to make the data publicly available. due to this, the data are ethically restricted. data are available upon request from euni lee at eunilee@snu.ac.kr.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>