CORD-19:cbab61c03b58e81082109fa56830f400890485fc / 1661-1760 JSONTXT

{"project":"CORD-PICO","denotations":[{"id":"p1_all19","span":{"begin":0,"end":99},"obj":"Outcome"},{"id":"p2_o13","span":{"begin":0,"end":43},"obj":"Other"},{"id":"p2_o13","span":{"begin":45,"end":75},"obj":"Other"},{"id":"p2_o13","span":{"begin":80,"end":99},"obj":"Other"}],"text":"duration of symptoms before hospitalization, mechanical ventilation and ICU and total hospital stay"}