Neutron Activation AnalysisActivation AnalysisSpectrometry, GammaNailsTrace ElementsZinc IsotopesChromiumSeleniumHairMagnetic Resonance ImagingImage Processing, Computer-AssistedBody CompositionZincCopperBrain MappingImage Interpretation, Computer-AssistedAlgorithmsBrainImaging, Three-DimensionalPattern Recognition, AutomatedReproducibility of ResultsAntelopes