<|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: as per the ethical approval given for this research, all data must be held securely at cardiff university. anonymous data will be available from the child health department at cardiff university to bona fide researchers as long as ethical approval is obtained from a research ethics committee in the uk for any suggested studies. requests for data access should be sent to sailesh kotecha (kotechas@cardiff.ac.uk).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>