<|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 authors obtained data from a third party, truven health analytics, inc. the legal contract with truven health analytics, inc. precludes the authors from making the data available to others. if readers are interested in obtaining the data for this study, they could purchase these data from truven health analytics, inc.; patricia harris (patricia.harris@truvenhealth.com) is the point of contact.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>