<|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 underlying data belong to the department of defense and are for official use only. however, the data can be made available upon request. data are from the 2010 tswg funded mail tumbling study, whose authors may be contacted through the united states army edgewood chemical biological centerís public affairs office at 410-436-7118.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>