<|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 free available from physionet, physiobank archives: european st-t database [internet]. accessed: http://www.physionet.org/physiobank/database/edb/ mit-bih supraventricular arrhythmia database [internet]. accessed: http://www.physionet.org/physiobank/database/svdb/ mit-bih arrhythmia database [internet]. accessed: http://www.physionet.org/physiobank/database/mitdb/<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>