<|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: to protect patient confidentiality data will be made available upon request to the corresponding author, dr. stefanie theuring, and the secretary of the mbeya medical research and ethics committee, dr. humphrey kiwelu (humphreykiwelu@yahoo.com).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>