<|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: all relevant data are within the paper and its supporting information files. we have contacted the research ethics boards (reb) of the toronto university health network. the reb has given us permission to upload de-identified raw data from our study.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>