<|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: medical claims data, which is the raw data needed to replicate the results, was obtained from a third party, the nhis. the authors did not collect the data and the data proprietaries have not authorized publication of their raw data. researchers who meet the criteria to access the data should direct their requests to health insurance policy research institute of nhis (ffsin@nhis.or.kr).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>