<|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: Data cannot be shared publicly because of confidentiality. For further information please contact the office of the Medical Ethics Review Board (METc) of the University Medical Center Groningen (UMCG), email metc@umcg.nl. Data are available upon request for researchers who meet the criteria for access to confidential data.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>