<|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 cannot be shared publicly according to the decision of the ethical regional board (The regional board of Ethics Gothenburg, Sweden, Dnr 060/13, www.epn.se) and the written consent that all participants have signed. Anonumous data are available from the Gothenburg Institutional Data Access (contact via amm@amm.gu.se for researchers who meet the criteria for access to confidential data).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>