<|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: data for this study were obtained from the clinical practice research datalink. the dataset is not the property of the authors and is only available under licence from the uk medicines and healthcare products regulatory agency. full details are available at http://www.cprd.com. our licence does not allow us to make these data publicly available. however, the manuscript does provide the methods used to select the study cohort. the january 2013 release of the cprd primary care dataset was used for this study. we will be happy to respond to any queries regarding this research (currie@cardiff.ac.uk).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>