<|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 from the qut melanoma study. the authors regret that the data are not publicly available. due to ethical constraints imposed by our irb, access to the data is restricted to the study team. our irb approval states that data derived from this study can not be released to others unless written authorisation is obtained from the study participants. as has been noted to the editor, we are bound by our irb approval that specifically excludes making the study data available to a third party. we would be prepared to approach the irb for approval to access the data by individual researchers following an approach to the corresponding author.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>