id	keyword
bjos-8641728	medical
bjos-8641728	workers
bjos-8641728	certificates
bjos-8641728	absenteeism
bjos-8641728	industry
bjos-8641728	health
bjos-8641728	diseases
bjos-8641728	study
bjos-8641728	furniture
bjos-8641728	absence
bjos-8641728	brazil
bjos-8641728	oral
bjos-8641728	icd
bjos-8641728	hours