An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Fragments of chromatograms recorded in full spectrum scan mode obtained after the liquid-liquid extraction (LLE) (a) and the microextraction by packed sorbent (MEPS) (b) of the serum samples of a critically ill patient which indicate the content of interfering matrix components.