id	keyword
easat-4180	tramadol
easat-4180	lidocaine
easat-4180	vol
easat-4180	pain
easat-4180	il-6
easat-4180	analgesia
easat-4180	group
easat-4180	combination
easat-4180	goats
easat-4180	duration
easat-4180	study