title: Automated optical counting of blood platelets.
mesh_terms: D001331:Automation; D001772:Blood Cell Count; D001792:Blood Platelets; D004912:Erythrocytes / Q000187:drug effects; D006461:Hemolysis / Q000187:drug effects; D006801:Humans; D008722:Methods; D008858:Microscopy, Phase-Contrast; D055095:Optics and Photonics; D013921:Thrombocytopenia / Q000097:blood; D014508:Urea / Q000494:pharmacology
chemical_list: D014508:Urea