<|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. the data used in this study are available upon request. there are some legal restrictions preventing the publication of data as supporting information files or in a public repository, since data are from an existing online panel. this online panel is in the ownership of a third party (ipsos (http://www.ipsos.com/)). for requesting the data the following persons can be contacted: info@rivm.nl (centre for nutrition, prevention and health services), wanda wendel-vos (wanda.vos@rivm.nl), eline scheepers (eline.scheepers@rivm.nl).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>