title: Pitfalls in electron spin resonance spectrometry in biological tissues.
mesh_terms: D000818:Animals; D004578:Electron Spin Resonance Spectroscopy; D005260:Female; D005612:Freeze Drying; D005615:Freezing; D006321:Heart; D006652:Histological Techniques; D007668:Kidney; D008099:Liver; D051381:Rats; D013048:Specimen Handling