PMC:7441788 / 18010-18208 JSONTXT

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    LitCovid-PD-CLO

    {"project":"LitCovid-PD-CLO","denotations":[{"id":"T181","span":{"begin":8,"end":9},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"Lack of a placebo control group; Design introduces the possibility of biased investigator determined assessment and unbalanced dosage adjustment; Randomization of sequential envelopes may be biased."}

    LitCovid-PD-CHEBI

    {"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T229","span":{"begin":26,"end":31},"obj":"Chemical"}],"attributes":[{"id":"A229","pred":"chebi_id","subj":"T229","obj":"http://purl.obolibrary.org/obo/CHEBI_24433"}],"text":"Lack of a placebo control group; Design introduces the possibility of biased investigator determined assessment and unbalanced dosage adjustment; Randomization of sequential envelopes may be biased."}

    LitCovid-sample-MedDRA

    {"project":"LitCovid-sample-MedDRA","denotations":[{"id":"T9","span":{"begin":77,"end":89},"obj":"http://purl.bioontology.org/ontology/MEDDRA/10022891"}],"attributes":[{"id":"A9","pred":"meddra_id","subj":"T9","obj":"http://purl.bioontology.org/ontology/MEDDRA/10062026"}],"text":"Lack of a placebo control group; Design introduces the possibility of biased investigator determined assessment and unbalanced dosage adjustment; Randomization of sequential envelopes may be biased."}

    LitCovid-sample-sentences

    {"project":"LitCovid-sample-sentences","denotations":[{"id":"T135","span":{"begin":0,"end":198},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Lack of a placebo control group; Design introduces the possibility of biased investigator determined assessment and unbalanced dosage adjustment; Randomization of sequential envelopes may be biased."}

    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T135","span":{"begin":0,"end":198},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Lack of a placebo control group; Design introduces the possibility of biased investigator determined assessment and unbalanced dosage adjustment; Randomization of sequential envelopes may be biased."}