<|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 restricted from public sharing but available from the hospital universitari sant joan d'alacant ethics committee for researchers. data from the study can be obtained from echinervives@gmail.com. the study was approved by the ethics and clinical trials committee of the san juan university hospital, alicante, spain (05/104-1), and written informed consent was obtained from all patients before inclusion. this study is registered at the clinical trials registry (www.clinicaltrials.gov) with the number nct01071421.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>