<|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 are from the health examinees (hexa) study which is a part of the korean genome and epidemiology study (koges), conducted by korea centers for disease control & prevention, republic of korea. ethical restrictions prohibit the authors from making data publicly available. data are available from the korea centers for disease control and prevention for researchers who meet the criteria for access to the koges data. researchers may contact the dr. yeonjung kim, division of epidemiology and health index, center for genome science, korea national institute of health, korea centers for disease control and prevention (yeonmaru@gmail.com). more information regarding data sharing can be found at the following website: (http://www.nih.go.kr/nih/eng/contents/nihengcontentview.jsp?cid=65203&menuids=home004-mnu2261-mnu2262-mnu2263-mnu2267).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>