<|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: Test set . The smoking methylation data was originally published by Liu et al . ( 6 ) ( GSE42861 ) as part of their study examining the association between methylation and rheumatoid arthritis . We used the 200 current smoker and 193 never smoker samples in our analysis ( Supplementary   Table S2 ) . These included a mix of rheumatoid arthritis patients and controls of both sexes and a range of ages . The DNA was extracted from EDTA - treated blood .<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>