PMC:1584416 / 18790-18798 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T3651","span":{"begin":0,"end":1},"obj":"CD"},{"id":"T3652","span":{"begin":1,"end":2},"obj":"-RRB-"},{"id":"T3653","span":{"begin":2,"end":3},"obj":"."}],"text":"2). Sign"}