<|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 are available from the affiliated hospital of qingdao university, data access / ethics committee for researchers who meet the criteria for access to confidential data. the original data in the current study should be not freely available. the reasons are listed as follows: on one hand, patients privacy must be protected based on our ethics standards; on the other hand, the rights and interests of other colleagues in our study group should not be infringed. it is worth stressing that we are responsible for our study results and we sincerely welcome any specialists supervision and assistance. interested researchers should contact wulq5810@126.com.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>