CORD-19:3c1f47a07aaf0e393dee9fbd08596a4b9f4f0a03 / 6851-6883 JSONTXT

{"project":"CORD-PICO","denotations":[{"id":"p1_all28","span":{"begin":0,"end":32},"obj":"Outcome"},{"id":"p2_o47","span":{"begin":0,"end":31},"obj":"Physical"}],"text":"incidence of some types of BBFE."}