<|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: We used data from the Clinical Practice Research Datalink (CPRD).  Data access for this project has been approved (ISAC 17_150R). Data used for this analysis is not publically available but anonymised patient datasets can be extracted for researchers against specific study specifications, following protocol approval from the Independent Scientific Advisory Committee (ISAC)   https://www.cprd.com/<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>