<|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: data are from the nserc awards database (http://www.nserc-crsng.gc.ca/ase-oro/index_eng.asp), whose funding data is freely available, and elsevier's scopus publications database (http://www.elsevier.com/online-tools/scopus), which requires a license for use. the "data and methodology" section of the article contains additional information regarding how to access the data from these sources.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>