id	keyword
brj-22360	wood
brj-22360	dust
brj-22360	concentration
brj-22360	mass
brj-22360	et al
brj-22360	wood dust
brj-22360	respirable
brj-22360	iom
brj-22360	method
brj-22360	mass concentration
brj-22360	particles
brj-22360	doi