id	keyword
ct-11238	sperm
ct-11238	bulls
ct-11238	defect
ct-11238	morphology
ct-11238	spermatozoa
ct-11238	fertility
ct-11238	acrosomal
ct-11238	head
ct-11238	abnormalities
ct-11238	acrosome
ct-11238	bovine
ct-11238	theriogenology
ct-11238	reprod
ct-11238	droplets
ct-11238	percentage