PMC:7210464 / 15657-15891 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T67","span":{"begin":14,"end":26},"obj":"http://purl.obolibrary.org/obo/OBI_0000968"}],"text":"In Eq. 2, the instrumental variables include averages of daily maximum temperature, total precipitation, average wind speed, and the interaction between precipitation and wind speed, for city c in the preceding third and fourth weeks."}

{"project":"LitCovid-sentences","denotations":[{"id":"T101","span":{"begin":0,"end":234},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"In Eq. 2, the instrumental variables include averages of daily maximum temperature, total precipitation, average wind speed, and the interaction between precipitation and wind speed, for city c in the preceding third and fourth weeks."}