<|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: the authors confirm that all data underlying the findings are fully available without restriction. data was obtained and used with permission of the nhls ceo (currently mr sagie pillay). data available to researchers who meet the criteria for access to confidential data and through the nhls ceo or the coo and the nhls cdw unit director, (currently mrs sue candy). address, private bag x8, sandringham 2131. johannesburg, south africa tel: +27 (11) 386-6000.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>