<|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: due to ethical restrictions related to patient confidentiality, data are available after approval from the ottawa hospital research ethics board for researchers who meet criteria for access to confidential data. questions regarding this process my be directed to ayub akbari (aakbari@ottawahospital.on.ca).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>