<|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: Our study examines this pandemic through data provided by the Johns Hopkins University<U+0092>s Systems Science and Engineering Group (JHU CSSE. It is an aggregation of case data starting on January 22, 2020  CSSEGISandData. 2019 Novel Coronavirus COVID-19 (2019-NCoV) Data Repository by Johns Hopkins CSSE. Johns Hopkins University Center for Systems Science and Engineering; 2020. https://github.com/CSSEGISandData/COVID-19. Accessed March 23, 2020.   https://github.com/CSSEGISandData/COVID-19<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>