<|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 authors confirm that, for approved reasons, some access restrictions apply to the data underlying the findings. the original data for this study were abstracted from the national center for birth defects monitoring of china. in principle, the ownership of the data belongs to the ministry of health of china (moh). non-profit uses of the data in research are encouraged, but the data access needs an approval from the moh. researchers interested in the data can contact li dai at the national center for birth defects, daili@scu.edu.cn. the principles of data sharing have been previously published (liang j, et al. plos one. 2012;7(5):e37458. doi: 10.1371/journal.pone.0037458. epub 2012 may 21).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>