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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: due to ethical and legal restrictions, the raw data underlying this paper cannot be freely available in the public domain. the de-identified data from the southern california children health study is available to interested researchers upon request, pending ethical approval. investigators who wish to access the data will be required to submit a brief research protocol, which will be reviewed by the childrens health study health data release committee and the usc irb. recipients must agree to security policies. please send requests to access this dataset to the corresponding author, dr. yue zhang (zhang.yue@hsc.utah.edu).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>