id	keyword
ct-9641	vet
ct-9641	hemospermia
ct-9641	doi
ct-9641	equine
ct-9641	horses
ct-9641	urethra
ct-9641	stallions
ct-9641	hematuria
ct-9641	perineal
ct-9641	penis
ct-9641	surgery
ct-9641	treatment