<|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: For the sake of confidentiality, full data are not publicly accessable. Additional anonymized data is available upon request. Data available on request are the Q-sort data and the anonymized interviewdata (in Dutch). Data requests can be sent to Prof. Dr. Walter van den Broek, scientific director of the institute of Medical Education Research Rotterdam (W.W.vandenbroek@erasmusmc.nl).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>