CORD-19:5e8abc62533a447422d5ead64d4ae4991cc99052 / 773-776
Annnotations
CORD-PICO
{"project":"CORD-PICO","denotations":[{"id":"p1_all2","span":{"begin":0,"end":3},"obj":"Intervention"},{"id":"p2_i1","span":{"begin":0,"end":3},"obj":"Pharmacological"}],"text":"XKB"}