<|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 brazilian national health council act on research involving human restricts public data sharing. sharing participants information is subject to a case-by-case evaluation, and an approval by a brazilian ethics committee is mandatory. an additional informed consent may be required. researchers who are interested in accessing our database are welcome to request authorization from the ethics committee of the federal university of goias. a copy of the request must be sent to dr. ana lucia andrade (alssandrade@gmail.com), senior professor of department of community health, federal university of goias.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>