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Holiday schedule

Quest Diagnostics Patient Service Centers will have modified hours during the holiday season.

  • Closing early at 12:00pm on December 31, 2025
  • Closed on January 1, 2026


Have a healthy, happy holiday!

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Sample Multiplexing: Increased Throughput for Quantification of Total Testosterone in Serum by Liquid Chromatography-Tandem Mass Spectrometry

Sample Multiplexing: Increased Throughput for Quantification of Total Testosterone in Serum by Liquid Chromatography-Tandem Mass Spectrometry

Authors: Colletti JD, Redor-Goldman MM, Pomperada AE, Ghoshal AK, Wu WW, McPhaul MJ, Clarke NJ.

Clin Chem. 2020 Sep 1;66(9):1181-1189. doi: 10.1093/clinchem/hvaa117.

Specialties: Cardiology, Endocrinology, Diabetes & Metabolism

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