<|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 dataset used for this submission contains personal health information (phi) and can be linked to specific subjects, so this data could not be shared publicly. the raw data is available to to interested parties upon request, pending ethical approval. please contact mitchell cohen at mcohen@sfghsurg.ucsf.edu to request access to the data.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>