<|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: data used in this study are available upon request to the taiwan national health research institutes. due to legal restrictions imposed by the government of taiwan in relation to the "personal information protection act", data files cannot be duplicated or transferred without permission. requests for data should be sent to the taiwan health and welfare data science center. (http://www.mohw.gov.tw/cht/dos/dm1.aspx?f_list_no=812).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>