<|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 from the Korean CDC (https://knhanes.cdc.go.kr/knhanes/index.do). After creating an account at this site, interested readers can access the raw data from the 1998â2013 Korea National Health and Nutrition Examination Survey.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>