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Typical MRM chromatograms of aspirin (left panel) and IS (right panel) in (A) human blank plasma; (B) human plasma spiked with IS; (C) an LLOQ sample along with IS; and (D) a 1.5 h plasma sample (304 ng/mL) showing aspirin peak along with IS obtained following oral administration of 75 mg of aspirin tablet to a healthy volunteer.
