Author: Ann M Gronowski // Date: JUL.18.2008 // Source: Clinical Chemistry Topics: Analytes, Analytical Techniques and Applications, Hormones, Method Validation Listen to the Clinical Chemistry Podcast Article Ann M Gronowski, Mark Cervinski, Ulf-Håkan Stenman, Alison Woodworth, Lori Ashby, and Mitchell G Scott. False-Negative Results in Point-of-Care Qualitative Human Chorionic Gonadotropin (hCG) Devices Due to Excess hCGβ Core Fragment. Clin Chem 2008; 55:7 1389–1394. Guest Dr. Ann Gronowski is Associate Professor in the Departments of Pathology and Immunology and Obstetrics and Gynecology at the Washington University School of Medicine. Transcript [Download pdf]