Quality ControlMicrobial Sensitivity TestsModels, BiologicalAlgorithmsComputer SimulationQuality of LifePeptide Nucleic AcidsReproducibility of ResultsQuality Assurance, Health CareQuality of Health CareTumor Markers, BiologicalNucleic Acid ConformationSensitivity and SpecificityTumor Necrosis Factor-alphaTumor BurdenCell Line, TumorNucleic Acid ProbesNucleic Acid Amplification TechniquesTime FactorsDNANucleic Acid HybridizationQuality Indicators, Health Care