<|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. all relevant data are presented within the paper. specific details about the subjects that are not presented in the paper are available upon request, because of ethical and legal restrictions to not compromise patient privacy. the corresponding author (a.a. harteveld) may be contacted to request data.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>