<|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: All data used is publicly available: it is published by official institutions in each country.   https://github.com/daenuprobst/covid19-cases-switzerland   https://www.sst.dk/da/corona/tal-og-overvaagning   https://www.vg.no/spesial/2020/corona/   https://github.com/eschnou/covid19-be/blob/master/covid19-belgium.csv   https://www.mscbs.gob.es/profesionales/saludPublica/ccayes/alertasActual/nCov-China/documentos/Actualizacion_73_COVID-19.pdf<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>