<|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 raw data consist of a huge amount of results from the clinical examinations and are stored according to swedish law and the local ethical guidelines at the university of gothenburg in order to secure the identity of the included patients. data from the study are therefore available only in a depersonalized format. data are available upon request by contacting the it coordinator s_ren lundberg (soren.lundberg@gastro.gu.se), first author malin werling (malin.werling@gmail.com) or second author and head of the department of gastrosurgical research and education, the sahlgrenska academy, university of gothenburg, lars f_ndriks (lars.fandriks@gastro.gu.se).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>