<|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: due to legal restrictions, data are made available upon request from the crc(clinical research center) for esrd study. patients only approved of opening their data to the research center and data are available under the authority of the management committee of crc(clinical research center) for esrd. please contact yong-lim kim, md, phd. kyungpook national university school of medicine. tel: +82-53-200-5553, e-mail: ylkim@knu.ac.kr.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>