<|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. all resting state data used in our study have been previously published by landman et al. (2011) and are freely available for download at www.nitrc.org. all imaging data used for parameter extraction for the simulation study are owned by the wellcome trust centre for neuroimaging and are freely available for download at http://www.fil.ion.ucl.ac.uk/spm/data/.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>