<|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: the authors confirm that, for approved reasons, some access restrictions apply to the data underlying the findings. the original b004 study set  is available on request from iavis data analysis and coordinating center housed at the emmes corporation, rockville, md at 'iavitrials@emmes.com.' data will be available from the emmes corporation, for researchers who meet the criteria for access to confidential data. the requests will be screened by iavi to ensure that the data will be used in accordance with participants' written informed consent. therefore, the data is not available in a public repository.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>