<|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: there were two categories of data used for this study: chart-review data and health administrative data, housed at the institute for clinical evaluative sciences. due to ethical restrictions regarding patient privacy, chart-review data are available upon request. requests can be made to: dmcnally@cheo.on.ca. health administrative data are legally restricted under the personal health information privacy act. data can be accessed through the institute for clinical evaluative sciences, specifically their data analytical service. information on ices and ontario privacy regulations are available from the ices privacy officer (privacy@ices.on.ca). additional contact information is available at: http://www.ices.on.ca/data-and-privacy/privacy%20at%20ices/questions-or-complaints.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>