title: The blood leukocytes of Bufo alvarius: a light, phase-contrast, and histochemical study.
mesh_terms: D000818:Animals; D002025:Bufonidae / Q000097:blood*; D006651:Histocytochemistry; D007962:Leukocytes / Q000166:cytology* / Q000201:enzymology; D008853:Microscopy; D008858:Microscopy, Phase-Contrast