id	keyword
iajs-2643	sperm
iajs-2643	semen
iajs-2643	motility
iajs-2643	osmolality
iajs-2643	seminal
iajs-2643	stress
iajs-2643	correlation
iajs-2643	sperm motility
iajs-2643	concentration
iajs-2643	quality
iajs-2643	plasma