<|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 data used in this study are not available for public use, as they contain identifying information including age, sex and dissemination area, as well as case identification numbers.  Tabulated data may be available from Brant County Health Unit by request.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>