<|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: all data were collected by the authors although it is considered property of the united states department of the interior. the authors did not receive special access privileges because of this affiliation. data are from the mobile antenna efficiency study, which is available through laurie sada (laurie_sada@fws.gov) or eric janney (ecjanney@usgs.gov).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>