<|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 available from the ethics committee of tongji medical college, huazhong university of science and technology (iorg0003571). data are from the cohort study whose authors may be contacted at 13 hangkong road, department of woman and childs care and adolescent health, school of public health, tongji medical college, huazhong university of science and technology, wuhan 430030, hubei, p.r. china<u+3002> the contactors could be jianduan zhang, jd_zh@hotmail.com, or hong mei, annymei2012@gmail.com<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>