<|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 department of pediatric nephrology of 'sociedade hospital samaritano', são paulo, brazil. data cannot be made publicly available due to ethical restrictions imposed by the ethics and research committee of the 'hospital samaritano de são paulo (cep-hs (http://www.samaritano.org.br/area-medica/comite-de-etica-em-pesquisa/). the authors confirm that a de-identified dataset will be provided to interested researchers who request it. the authors may be contacted at tkmed@uol.com.br or maria.camargo@samaritano.org.br.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>