CORD-19:cbab61c03b58e81082109fa56830f400890485fc / 1813-1849 JSONTXT

{"project":"CORD-PICO","denotations":[{"id":"p1_all20","span":{"begin":0,"end":36},"obj":"Outcome"},{"id":"p2_o14","span":{"begin":0,"end":36},"obj":"Mental"}],"text":"Current smoking and smoking severity"}