id	keyword
ejop-1107	clown
ejop-1107	patients
ejop-1107	intervention
ejop-1107	clowning
ejop-1107	health
ejop-1107	care
ejop-1107	children
ejop-1107	studies
ejop-1107	study
ejop-1107	doctors
ejop-1107	hospital
ejop-1107	staff
ejop-1107	group
ejop-1107	nurses
ejop-1107	results
ejop-1107	anxiety