CORD-19:3c1f47a07aaf0e393dee9fbd08596a4b9f4f0a03 / 7714-7727 JSONTXT

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    CORD-PICO

    {"project":"CORD-PICO","denotations":[{"id":"p1_all33","span":{"begin":0,"end":13},"obj":"Intervention"},{"id":"p2_i6","span":{"begin":0,"end":13},"obj":"Pharmacological"}],"text":"chlorhexidine"}