<|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: phenotypic and genotypic data for gwa analysis are from the korean genome and epidemiology study (koges) by center for disease control. requests for these data can be made to nam hee kim (shnhkim@daum.net). the data for confirmatory study are generated from korea constitutional multicenter study (kcms) by korea institute of oriental medicine. request for these data can be made to younghwa baek (kcms@kiom.re.kr).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>