<|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: restrictions imposed by the who ethics review committee prevent the publication of data. for researchers who receive approval from the who curriculum guide team, an anonymized dataset may be made available upon request. please send requests to the who ethics review committte at ct_ethics@who.int. more detailed information about the study's methodology can be found in the evaluation study reported is available at the who website: http://www.who.int/patientsafety/education/curriculum/curriculum_final_report.pdf.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>