title: [The ultrastructure of some characteristic sperm defects and a proposal for a new classification of the bull spermiogram (author's transl)].
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000473:pathology*; D007248:Infertility, Male / Q000473:pathology / Q000662:veterinary*; D008297:Male; D008854:Microscopy, Electron; D013075:Sperm Capacitation; D013094:Spermatozoa / Q000166:cytology*
vernacular_title: Ultrastrukturen af nogle karakteristiske sperimedefekter og forslag til etnyt klassificerings-system for tyrens sperimiogram.