title: Microscopic anatomy and enzyme histochemistry of the canine anal canal.
mesh_terms: D001003:Anal Canal / Q000033:anatomy & histology* / Q000201:enzymology; D000818:Animals; D004285:Dogs / Q000033:anatomy & histology* / Q000378:metabolism; D005260:Female; D006651:Histocytochemistry; D008297:Male; D010481:Perianal Glands / Q000033:anatomy & histology / Q000201:enzymology; D012727:Sex Characteristics