Fluorescence Polarization ImmunoassayFluorescence PolarizationImmunoassayEnzyme Multiplied Immunoassay TechniqueDigoxinSolanineChromatography, High Pressure LiquidAutoanalysisBlood StainsPhenytoinSubstance Abuse DetectionReagent Kits, DiagnosticGentamicinsRadioimmunoassayVancomycinQuality ControlCyclosporinsSpectrometry, FluorescenceGas Chromatography-Mass SpectrometryTeicoplaninImmunoenzyme TechniquesDrug MonitoringBiological AssayFluorescenceDiphenylhexatrieneHomocysteineFalse Negative ReactionsTheophyllineCross ReactionsUrineCyclosporineSensitivity and SpecificityFetal Organ MaturityFluorescent Antibody TechniqueReproducibility of ResultsFluorescent DyesMembrane FluidityAnti-Bacterial AgentsFluoresceinsMicroscopy, FluorescenceMicroscopy, Polarization