PMC:7045880 / 7454-7547 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T68","span":{"begin":84,"end":86},"obj":"http://purl.obolibrary.org/obo/CLO_0001382"}],"text":"The slides were then embedded in Epon812 plastic resin, and polymerized at 70°C for 48 hours."}

{"project":"LitCovid-sentences","denotations":[{"id":"T70","span":{"begin":0,"end":93},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The slides were then embedded in Epon812 plastic resin, and polymerized at 70°C for 48 hours."}