<|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: data are from electronic medical records and mr images of the patients at seoul national university hospital. the mr images, which is the most important material in our study, cannot be made available to another person or party due to legal restriction by korean medical law. the reader may contact one of the author (dong hyun yoo, email: psydong8@gmail.com) for tabulated data with limited information (de-identified and coded).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>