title: [ESR studies on pyrrole derivatives, I. XII. On the Stokvis reaction].
mesh_terms: D001663:Bilirubin; D002734:Chlorophyll; D003300:Copper; D004578:Electron Spin Resonance Spectroscopy; D011166:Porphyrins; D011758:Pyrroles; D015032:Zinc
chemical_list: D011166:Porphyrins; D011758:Pyrroles; D002734:Chlorophyll; D003300:Copper; D015032:Zinc; D001663:Bilirubin
vernacular_title: ESR-Untersuchungen an Pyrrolderivaten, I. XII. Mitteilung zur Stokvis-Reaktion.