<|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. the data on all the viral sequences used in the study was downloaded from the ncbi influenza virus resource database (http://www.ncbi.nlm.nih.gov/genomes/flu/database/nph-select.cgi), on august 8, 2012 (egyptian isolates) and october 18, 2012 (asian isolates).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>