<|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: all relevant data are from published studies that are referenced within the paper. additional data is available from the korea central cancer registry (kccr) upon approval by the data release evaluation committee of the kccr. contact information can be retrieved from http://ncc.re.kr/main.ncc?uri=manage02_4 or e-mail: canreg@ncc.re.kr.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>