<|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 cannot be made freely and publicly available for ethical and legal reasons, as stipulated by the swedish secrecy act. as described in the paper, the authors obtained the data from the 28 pathology departments in sweden, the swedish patient registry, and the swedish cause of death registry.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>