<|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: the data set contains private information including patient name, case number and contact information and recruitment site and cannot be uploaded to the public domain. data can be obtained from the coauthor who may be contacted at chinwy@hku.hk.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>