TY - RPRT TI - A novel apical midpiece defect in the spermatozoa of a bull without an apparent decrease in motility and fertility. A case study. AU - A Rocha AU - E Oliveira AU - M J Vilhena AU - J Diaz AU - M Sousa PY - 2006 DO - 10.1016/j.theriogenology.2006.02.032 UR - https://pubmed.ncbi.nlm.nih.gov/16563484/ ID - 16563484 ER -