<|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 authors confirm that all data underlying the findings are fully available without restriction. our data are available from the guangdong general hosptial and the first affiliated hospital of sun yat-sen university data access/ethics committee for researchers who meet the criteria for access to confidential data.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>