<|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 protecting patient, healthcare professional and hospital official confidentiality, all relevant and anonymized data are available upon request after ethical approval of the Jimma University Institutional Review Board, Jimma, Ethiopia. Requests can be sent to the board Chairman of the IRB of the Jimma University Dr. Daniel Yilma (daniel.yilma@ju.edu.et) or the corresponding author.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>