<|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: All relevant data are within the paper. The sensitive data relating to parents' experience of stillbirth which could be disclosive are thus held in confidence at NPEU, University of Oxford and are not accessible as a data set. Data inquiries can be directed to the National Perinatal Epidemiology Unit Director as data Guardian.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>