<|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: simulated data is available as part of the r package and is available without restrictions. data from illustrative examples contains personally identifying information, hence is available upon request subject to the approval of the appropriate review boards and collaborators: dengue data - contact justin@jhu.edu. subject to approval of the queen sirikit national institute of children's health and appropriate irbs. hiv data - contact the rakai health sciences program (info@rhsp.org). subject to approval of the rhsp data use board and ethics committee.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>