<|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 contain identifying information and may not be shared publicly, but are available upon request. data are governed by the institutional review boards (irb) of vanderbilt university medical center (vumc) and the tennessee valley veterans administration (nashville, tn). successful data requests are contingent upon institutional approval from the vumc office of research, the aforementioned irbs and the study principal investigator. initial inquiries and requests may be sent to dr. jay h. fowke at jay.fowke@vanderbilt.edu.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>