title: Letter: Freeze-etching in scanning electron microscopy.
mesh_terms: D000818:Animals; D004912:Erythrocytes / Q000648:ultrastructure; D005613:Freeze Etching / Q000379:methods; D006801:Humans; D007668:Kidney / Q000648:ultrastructure; D008855:Microscopy, Electron, Scanning / Q000379:methods; D051381:Rats; D012441:Saccharomyces cerevisiae / Q000648:ultrastructure