<|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 not available due to ethical restrictions. the institutional review board of the amc does not permit the sharing of our raw data due to patient confidentiality. an anonymized dataset is available upon request from the authors (neige0126@naver.com or chjung0204@gmail.com).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>