Reference	Title	Category
ISO/TC 159	Ergonomics	A
ISO/TC 159/SC 1	General ergonomics principles	A
ISO/TC 159/SC 3	Anthropometry and biomechanics	A
ISO/TC 159/SC 4	Ergonomics of human-system interaction	A
ISO/TC 159/SC 5	Ergonomics of the physical environment	A

Notes

Liaisons A: Organizations that make an effective contribution to the work of the technical committee or subcommittee for questions dealt with by this technical committee or subcommittee. 
Liaisons B: Organizations that have indicated a wish to be kept informed of the work of the technical committee or subcommittee. 
Liaisons C: Organizations that make a technical contribution to and participate actively in the work of a working group.