<|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 MSF OCA, in collaboration with the MSF Ethics Committee for researchers who meet the criteria for access to confidential data. Requests can be made to MSF OCA Medical Director Dr. Sidney Wong (sidney.wong@amsterdam.msf.org). Data is restricted as it may reveal the identity or location of participants through deductive disclosure. As a result making it public is not ethical as it could pose privacy and confidentiality concerns.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>