<|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: this study uses the health improvement network database which contains third party individual patient data collected periodically from uk national health service primary care. whilst individual records are anonymised, these individual patient data cannot be publicly deposited or fully shared with all interested researchers upon request, and are only available from application to the data providers: csd medical research uk (http://csdmruk.cegedim.com/).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>