title: High voltage electron microscope autoradiography. II. A study on the resolution of semithin sections.
mesh_terms: D000818:Animals; D001345:Autoradiography / Q000379:methods; D002477:Cells / Q000648:ultrastructure*; D008854:Microscopy, Electron / Q000379:methods; D013194:Staining and Labeling; D014316:Tritium
chemical_list: D014316:Tritium