<|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 ethical restrictions, data are available from the korea central cancer registry (kccr) upon approval by the data release evaluation committee of the kccr. to request access, please contact e-mail: canreg@ncc.re.kr or go to http://ncc.re.kr/main.ncc?uri=manage02_4. e-mail: canreg@ncc.re.kr<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>