<|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: the national health insurance research database (nhird), which was open to the researchers in taiwan, was available from the collaboration center of health information application (cchia), ministry of health and welfare (mhw) (http://www.mohw.gov.tw/cht/dos/).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>