<|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 sets are included in the supporting information files, but rare and extreme values were merged into categories to assure that our participants are not identifiable. the complete data sets are available from http://hdl.handle.net/10411/20646 upon request. requests will be handled by a staff member who is not one of the authors, and will be granted without further conditions.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>