<|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: all data of the study are freely available. all participants have been anonymized, and the free availability of the data is in accordance with the ethical approval we received for this study (issued by ghent university hospital). the authors included the complete dataset of the study (spss file) as a supplementary file (s1 dataset). furthermore, if readers want additional information about the study, they can contact the corresponding author.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>