<|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 are available upon request to qualified investigators, so long as the proposed work aligns with the approved study aims as consented to by study subjects. requests may be sent to the corresponding author, dr. joseph t. sakai (joseph.sakai@ucdenver.edu).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>