CORD-19:c654596857bce9cdd64ffc51842048643107348c / 0-48 JSONTXT

{"project":"CORD-PICO","denotations":[{"id":"p1_all0","span":{"begin":14,"end":39},"obj":"Intervention"},{"id":"p2_i0","span":{"begin":14,"end":39},"obj":"Pharmacological"}],"text":"The effect of chlortracycline treatment on enter"}