<|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: our ethical permission did not expressly permit us to share patient data, even anonymised patient data, in a public forum. data will be made available to bona fide researchers on application to the principal investigator, alison wearden or the trial statistician, graham dunn. alison wearden can be contacted at: alison.wearden@manchester.ac.uk. graham dunn can be contacted at: graham.dunn@manchester.ac.uk.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>