title: Preliminary examination of bull, ram and rabbit spermatozoa with the stereoscan electron microscope.
mesh_terms: D000818:Animals; D002417:Cattle; D003593:Cytoplasm; D004542:Ejaculation; D008297:Male; D008722:Methods; D008854:Microscopy, Electron; D008858:Microscopy, Phase-Contrast; D011817:Rabbits; D012756:Sheep; D013094:Spermatozoa / Q000166:cytology*; D013737:Testis