<|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: the authors confirm that some access restrictions apply to the data underlying the findings. the nationwide inpatient sample is a public dataset developed by the agency for healthcare research and quality (ahrq), rockville, md, usa and is available through the ahrq healthcare cost utilization project central distributor (hcup) (http://www.hcup-us.ahrq.gov/tech_assist/centdist.jsp). due to legal and ethical compliance and procedures for data disclosure and safeguards, researchers must send signed hcup data use agreements (http://www.hcup-us.ahrq.gov/team/nationwidedua.jsp) and proof of online training (http://www.hcup-us.ahrq.gov/tech_assist/dua.jsp) to: hcup central distributor, social & scientific systems, inc. 8757 georgia avenue, 12th floor, silver spring, md 20910, usa, e-mail: hcupdistributor@ahrq.gov.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>