<|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: most data are available within the paper and supporting information files. however, due to legal and ethical restrictions, the mri images are not publicly available. single images will be provided upon request from dr. benjamin winter / benjamin.winter@charite.de.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>