id	keyword
dentistry3000-734	ray
dentistry3000-734	portable
dentistry3000-734	radiation
dentistry3000-734	rays
dentistry3000-734	dental
dentistry3000-734	device
dentistry3000-734	dose
dentistry3000-734	radia;on
dentistry3000-734	exposure
dentistry3000-734	safety
dentistry3000-734	operators