<|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: in the interest of ensuring participants' confidentiality and anonymity, data are held upon request. interested researchers may contact the corresponding author, anette agardh, to request the data used for the analyses in this paper.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>