<|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: patient data are protected by the china cdc and are unsuitable for public sharing. interested parties can apply for the data by contacting the data-center of china public health science (http://www.phsciencedata.cn/share/en/data.jsp?id=5ce33621-a178-4676-b688-d355ed9317cd&show=0) or email data@chinacic.cn.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>