title: Drug distribution studies: a possible new approach using intravital microscopy and a spatially discriminate isotope detector.
mesh_terms: D000818:Animals; D002415:Cats; D051379:Mice; D008809:Mice, Inbred C3H; D008853:Microscopy; D011874:Radiometry / Q000295:instrumentation; D051381:Rats; D014018:Tissue Distribution