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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: there are ethical restrictions to making our data freely available. the study involved children, and they/their parents signed an informed consent prior to participation that specified not only how we will store their data (locked in a secure location), but also that only the members of our research team can access their data. in addition, the option of publicly sharing participants data was not discussed during the consent process, so that making the data freely available would be contrary to the canadian policy in ethical conduct for research involving humans that states that we shall provide to prospective participants or authorized third parties full disclosure of all information for making an informed decision to participate in a research project, including a description of the anticipated uses of the data." readers may contact dr. leonardo r. brandao at leonardo.brandao@sickkids.ca or the hospital for sick children ethics committee to request access to confidential data.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>