<|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: the authors confirm that, for approved reasons, some access restrictions apply to the data underlying the findings. all data used in this paper are tuberculosis (tb) surveillance data reported to the tb registry at the california department of public health. aggregate, de-identified data may be requested from janice westenhouse, chief of the tb registry, at janice.westenhouse@cdph.ca.gov.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>