D12, D90, L82, L86, I31
I21, C93, I12, I31
I25, I26, I31
D13, I31, J12, J16
C83 C93 I31 Q15 Q16 Q54 O12
D0,D40,J0,J02,O1
C93, D83, I10, I31, L82, L86, Z13
C91, D31, I31
J28: Safety • Job Satisfaction • Related Public Polic, J81: Working Conditions, I31: General
D63, H21, I31