<|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 are available from the uk data service for researchers who meet the criteria for access to confidential data. data are from wave 4 of the english longitudinal study of ageing (elsa). data and contact details may be obtained via the website http://www.adls.ac.uk/find-administrative-data/linked-administrative-data/english-longitudinal-study-of-ageing/<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>