<|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. as per the data management policy from the national university of singapore (nus), all data are governed by the university. data will be available from the saw swee hock school of public health (sshsph) at nus for researchers who meet the criteria for access to confidential data by the nus institutional review board. for information on the workplace-related absenteeism, please contact prof chia sin eng, vice dean of academic affairs at sshsph.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>