Pheochromocytoma and Paraganglioma: An Endocrine Society Clinical Practice Guideline von Lenders, Jacques W. M, Duh, Quan-Yang, Eisenhofer, Graeme, Gimenez-Roqueplo, Anne-Paule, Grebe, Stefan K. G, Murad, Mohammad Hassan, Naruse, Mitsuhide, Pacak, Karel, Young, William F

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C-3 Epimers Can Account for a Significant Proportion of Total Circulating 25-Hydroxyvitamin D in Infants, Complicating Accurate Measurement and Interpretation of Vitamin D Status von Singh, Ravinder J., Taylor, Robert L., Reddy, G. Satyanarayana, Grebe, Stefan K. G.

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Serum Thyroglobulin, High-Resolution Ultrasound, and Lymph Node Thyroglobulin in Diagnosis of Differentiated Thyroid Carcinoma Nodal Metastases von Snozek, Christine L. H., Chambers, Eugene P., Reading, Carl C., Sebo, Thomas J., Sistrunk, J. Woody, Singh, Ravinder J., Grebe, Stefan K. G.

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Thyroglobulin (Tg) Testing Revisited: Tg Assays, TgAb Assays, and Correlation of Results With Clinical Outcomes von Netzel, Brian C, Grebe, Stefan K. G, Carranza Leon, B. Gisella, Castro, M. Regina, Clark, Penelope M, Hoofnagle, Andrew N, Spencer, Carole A, Turcu, Adina F, Algeciras-Schimnich, Alicia

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Isotopic Distribution Calibration for Mass Spectrometry von Maus, Anthony D, Kemp, Jennifer V, Hoffmann, Todd J, Ramsay, Steven L, Grebe, Stefan K. G

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Phantoms in the Assay Tube: Heterophile Antibody Interferences in Serum Thyroglobulin Assays von Preissner, Carol M., O’Kane, Dennis J., Singh, Ravinder J., Morris, John C., Grebe, Stefan K. G.

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Center of Mass Calculation in Combination with MS/MS Allows Robust Identification of Single Amino Acid Polymorphisms in Clinical Measurements of Insulin-Like Growth Factor‑1 von Maus, Anthony, Kemp, Jennifer, Milosevic, Dragana, Renuse, Santosh, Pandey, Akhilesh, Singh, Ravinder J, Grebe, Stefan K. G

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Failure of current laboratory protocols to detect lot-to-lot reagent differences: findings and possible solutions von Algeciras-Schimnich, Alicia, Bruns, David E, Boyd, James C, Bryant, Sandra C, La Fortune, Kristin A, Grebe, Stefan K G

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Evaluation of the PAX8/PPARG Translocation in Follicular Thyroid Cancer with a 4-Color Reverse-Transcription PCR Assay and Automated High-Resolution Fragment Analysis von Algeciras-Schimnich, Alicia, Milosevic, Dragana, McIver, Bryan, Flynn, Heather, Reddi, Honey V, Eberhardt, Norman L, Grebe, Stefan K.G

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Plasma Chromogranin A or Urine Fractionated Metanephrines Follow-Up Testing Improves the Diagnostic Accuracy of Plasma Fractionated Metanephrines for Pheochromocytoma von Algeciras-Schimnich, Alicia, Preissner, Carol M., Young, William F., Singh, Ravinder J., Grebe, Stefan K. G.

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Commentary on Severe Hypokalaemia Associated with Paralysis after a Large Carbohydrate Intake following Exercise von Grebe, Stefan K G

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Procalcitonin: A Marker for the Diagnosis and Follow-Up of Patients with Medullary Thyroid Carcinoma von Algeciras-Schimnich, Alicia, Preissner, Carol M., Theobald, J. Paul, Finseth, Mary S., Grebe, Stefan K. G.

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Commentary on Cryptogenic Cushing Syndrome Due to a White Lie von Grebe, Stefan K G

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Overcoming the chromatographic challenges when performing LC-MS/MS measurements of pyridoxal-5′-phosphate von Maus, Anthony, Girtman, Adam, Kiesling, Jessa, Faber, Jennifer, Grebe, Stefan K.G.

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Applying Standard Clinical Chemistry Assay Validation to Droplet Digital PCR Quantitative Liquid Biopsy Testing von Milosevic, Dragana, Mills, John R, Campion, Michael B, Vidal-Folch, Noemi, Voss, Jesse S, Halling, Kevin C, Highsmith, W Edward, Liu, Minetta C, Kipp, Benjamin R, Grebe, Stefan K G

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Increasing Liquid Chromatography―Tandem Mass Spectrometry Throughput by Mass Tagging: A Sample-Multiplexed High-Throughput Assay for 25-Hydroxyvitamin D2 and D3 von NETZEL, Brian C, CRADIC, Kendall W, BRO, Eric T, GIRTMAN, Adam B, CYR, Richard C, SINGH, Ravinder J, GREBE, Stefan K. G

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First Steps toward Harmonization of LC-MS/MS Thyroglobulin Assays von Netzel, Brian C, Grant, Russell P, Hoofnagle, Andrew N, Rockwood, Alan L, Shuford, Christopher M, Grebe, Stefan K G

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Improving LC-MS/MS measurements of steroids with differential mobility spectrometry von Chai, Yubo, Grebe, Stefan K.G., Maus, Anthony

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Graves' Disease: Diagnostic and Therapeutic Challenges (Multimedia Activity) von Kahaly, George J., MD, PhD, Grebe, Stefan K.G., MD, PhD, Lupo, Mark A., MD, FACE, ECNU, McDonald, Nicole, MD, Sipos, Jennifer A., MD

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Prevalence of heterophilic antibody interference in eight automated tumor marker immunoassays von PREISSNER, Carol M, DODGE, Larry A, O'KANE, Dennis J, SINGH, Ravinder J, GREBE, Stefan K. G

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