CORD-19:22616110b79baaf4c9d23f130a9ee35c64d991f7 / 2945-2966
Annnotations
CORD-PICO
{"project":"CORD-PICO","denotations":[{"id":"p1_all14","span":{"begin":0,"end":21},"obj":"Outcome"},{"id":"p2_o21","span":{"begin":0,"end":21},"obj":"Physical"}],"text":"microbial populations"}