<|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 study database belongs to the grog network and was made available to open rome only for preparing this paper. the authors of this paper are not the owners of the study database, therefore they cannot make it available without restriction. the study report is now available and freely accessible on the open rome website (http://www.openrome.org/epi/ibvd.html). data are available from the grog network for researchers who meet the criteria for access to confidential data. any request to access the data must be addressed to dr. jean-claude soulary (grog@grog.org).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>