<|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: raw data are not available due to risk of a breech of patient confidentiality. at the outset of our study conditions for storage of data were designated in our internal research ethics board application, which did not include an allowance for open access to these patient data. we are able to make data available upon requests to myself (bruce.dalton@albertahealthservices.ca).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>