<|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: We obtained the data from the Second Hospital of Nanjing. The ownership of the data belongs to  the Second Hospital of Nanjing. Researchers who meet the criteria for access to confidential data can contact the huzhiliangseu@163.com at the  the Second Hospital of Nanjing to request the data.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>