title: The measurement of hematocrit of blood flowing in glass capillaries by microphotometry.
mesh_terms: D000818:Animals; D001783:Blood Flow Velocity; D002196:Capillaries / Q000502:physiology; D002415:Cats; D003720:Densitometry; D005336:Fiber Optic Technology; D005898:Glass; D006400:Hematocrit / Q000295:instrumentation; D066298:In Vitro Techniques; D008029:Lighting; D008433:Mathematics; D008722:Methods; D008833:Microcirculation; D008853:Microscopy; D008954:Models, Biological; D010100:Oxygen / Q000097:blood; D010783:Photometry; D013057:Spectrum Analysis
chemical_list: D010100:Oxygen