<|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 all data underlying the findings are fully available without restriction. this study is based on data held by the stockholm county council which includes sensitive information. therefore only the un-identifiable dataset that was used for the analyses presented in this paper is located in a security server at the institution of the authors. this dataset is available upon request from the corresponding author, given that the person that is interested to use it can obtain approval from the data owners (stockholm county council, contact person professor cecilia magnusson cecilia.magnsson@ki.se).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>