<|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: due to patient privacy, ethical and legal restrictions prohibit the authors from making the data set publicly available. the data will be available upon request to all interested researchers. readers may contact prof. jochen wöhrle (jochen.woehrle@uniklinik-ulm.de) to request the data.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>