PMC:7210464 / 25315-25539 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T112","span":{"begin":75,"end":87},"obj":"http://purl.obolibrary.org/obo/OBI_0000968"}],"text":"Based on the existing literature, we select weather characteristics as the instrumental variables, which include daily maximum temperature, precipitation, wind speed, and the interaction between precipitation and wind speed."}

{"project":"LitCovid-sentences","denotations":[{"id":"T192","span":{"begin":0,"end":224},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Based on the existing literature, we select weather characteristics as the instrumental variables, which include daily maximum temperature, precipitation, wind speed, and the interaction between precipitation and wind speed."}