<|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. source data are paper based and stored at the klinikum klagenfurt am woerthersee. data were extracted and transferred to an excel spread sheet. some data was directly transferred to the excel spread sheet. this file is stored on an encrypted harddrive at the klinikum klagenfurt am woerthersee. if necessary both source data and extracted data will be made available.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>