PMC:7344504 / 8004-8126 JSONTXT

{"project":"2_test","denotations":[{"id":"32517166-29544767-60114386","span":{"begin":38,"end":40},"obj":"29544767"}],"text":"itoring was performed as recommended [15], with therapeutic concentrations of 4.72 mg/L, 2.78 mg/L and 1.43 mg/L at day 13"}