<|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 relevant data are within the paper, anyway the complete database is freely available from the archive of department of public health and infectious diseases of university of rome ñsapienzaî (italy). this is because the italian law on privacy does not allow the online publication of complete databases with sensitive data. all data are available upon request contacting dr. gabriella d'ettorre md phd. department of public health and infectious diseases. viale del policlinico 155 (00161) rome (italy). tel 0039-06-49970313, fax 0039-06-49972625, email gabriella.dettorre@uniroma1.it.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>