<|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: to prevent personal information leaks, public access to the database used in the present study is not allowed. the request for data can be sent at http://www.hira.or.kr/dummy.do?pgmid=hiraa070001000430. approval by the deliberative committee of hira is required for access to the data and only the previous 5 years of data from the date of request is provided. the data retrieval and analysis is done at a communication-proof facility at the hira. after completing the analysis, only the final results can be exported to the outside.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>