<|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: due to ethical restrictions set by the international centre for diarrheal disease research (icddr,b), data are available upon request. requests for data may be found here: (http://www.icddrb.org/component/content/article/10003-data-policies/1893-data-policies).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>