<|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. data was obtained from nationwide registers, medical records and local databases at aarhus university hospital and aalborg university hospital. data from the nationwide registers was made available through the following institutions: statistics denmark (ref. 703794), the danish data protection agency (ref. 2012-41-0633), and statens serum institut. due to legal legislation in denmark, full data sharing cannot be allowed without authorization from these administrative institutions. the data from the medical records and local databases are freely available from these databases provided that one has access to the databases and data should be anonymous. so full data sharing cannot be allowed without authorization from the administrative institutions at the hospitals. interested researchers will be able to obtain these data on request, granted that they meet criteria for access to confidential data. the requests for these data can be sent to the danish data protection agency, and contact information is found this webpage: http://www.datatilsynet.dk/english/.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>