Meurs, Joris, Scurr, David J., Lourdusamy, Anbarasu, Storer, Lisa C.D., Grundy, Richard G., Alexander, Morgan R., Rahman, Ruman, Kim, Dong-Hyun, "Sequential Orbitrap Secondary Ion Mass Spectrometry and Liquid Extraction Surface Analysis-Tandem Mass Spectrometry-Based Metabolomics for Prediction of Brain Tumor Relapse from Sample-Limited Primary Tissue Archives", Analytical Chemistry, 2021