<|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 cannot be shared publicly as per the authors agreement with the National Ethics Committee of Senegal. The transcripts and audio files containing the study data are confidential and cannot be shared unless the interested party is a member of the research team or signs a justified confidentiality agreement. For data access, please contact: Permanent Secretary of the National Health Research Ethics Committee Senegal. Phone: +221 773614212. Email: cnrs2008@live.fr.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>