<|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. deidentified, aggregate data are available from the cdc upon request to dr. mona saraiya yzs2@cdc.gov. data will exclude state of residence and cancer registry location. per california state law, release of deidentified, individual-level data require approval from the california cancer registry. requests should be made to dr. wendy cozen wcozen@med.usc.edu.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>