<|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 described in the present manuscript were obtained from a third party: the pure north s'energy foundation. the authors' arrangement with the foundation is that they receive access to their data only for the purpose of statistical analyses and scientific publication of the results of the statistical analyses. this is also captured in the institutional health research ethics approval. the authors are not the owners of the data and not in the position to share the data with others. if readers would like access to the data they should contact wendy paramchuk (wendy.paramchuk@purenorth.ca) who is the executive director of the foundation.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>