Larsen, R E Diadem/crater defects in spermatozoa from two related angus bulls. [electronic resource] - Molecular reproduction and development Jan 1990 - 87-96 p. digital Publication Type: Journal Article ISSN: 1040-452X Standard No.: 10.1002/mrd.1080250115 doi Subjects--Topical Terms: AnimalsCattle--physiologyCell Nucleus--ultrastructureEjaculationFertilityMalePituitary Hormone-Releasing Hormones--pharmacologySpermatozoa--drug effectsTestosterone--blood