<|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: ethical constraints prohibit unconditional data sharing in the present study. however, raw data can be made available on request. for inquiries readers can contact the human studies research group at the national institute of nutrition and seafood research (http://nifes.no/en/forskningsomrade/human-studies-2/).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>