Fluorescence Polarization ImmunoassayFluorescence PolarizationImmunoassayEnzyme Multiplied Immunoassay TechniqueDigoxinSolanineChromatography, High Pressure LiquidAutoanalysisBlood StainsPhenytoinSubstance Abuse DetectionReagent Kits, DiagnosticGentamicinsRadioimmunoassayVancomycinQuality ControlCyclosporinsGas Chromatography-Mass SpectrometryTeicoplaninSpectrometry, FluorescenceImmunoenzyme TechniquesDrug MonitoringBiological AssayFluorescenceHomocysteineDiphenylhexatrieneFalse Negative ReactionsTheophyllineCross ReactionsSensitivity and SpecificityCyclosporineFetal Organ MaturityReproducibility of ResultsFluorescent Antibody TechniqueFluorescent DyesMembrane FluidityAnti-Bacterial AgentsMicroscopy, FluorescenceFluoresceinsMicroscopy, Polarization