<|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 institutional data access/ ethics committee of the beijing tiantan hospital for researchers who meet the criteria for access to confidential data. the data can be requested through the website of the data management system (http://mrms.trials.com.cn/secure/login) or by sending email to the institutional review board of the beijing tiantan hospital (email: ttyyirb@163.com).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>