IN a previous communication 1 mention was made of a device for rapidly and accurately reading the relative length of the packed red-cell column in the ungraduated capillary tubes used in the Guest ...
The effects of neonatal polycythemia (venous hematocrit ≥ 70 %) and hemodilution on nutritive capillary perfusion were studied by a videophotometric microscopy technique. The capillary blood ...