title: The possibilities of electron microscopic tracer techniques in the demonstration of hypoxic heart muscle.
mesh_terms: D000818:Animals; D002463:Cell Membrane Permeability; D004285:Dogs; D000860:Hypoxia / Q000473:pathology*; D008297:Male; D008854:Microscopy, Electron / Q000379:methods; D009206:Myocardium / Q000473:pathology / Q000648:ultrastructure*