<|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: due to restrictions related to participant consent and regional ethics board approved protocols, all relevant data are available upon request by submitting a request in reference to this study through the swedish national data service (http://snd.gu.se/sv/catalogue/study/ext0054).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>