Learning Difficulty

Atherton J Clarke AK Harrison RA . DHSS Aids Assessment Programme: Office seating for arthritic and low back pain patients. London: DHSS, 1982.

Bendix T . Sitting postures — a review of biomechanic and ergonomic aspects. Manual Med 1986; 2: 77–81.

Bridger RS Jaros GC . The effects of a forward sloping chair and a tilted work surface on sitting posture when writing. S Afr J Occup Ther 1986; 11: 12–17.

Corlett EN . Aspects of the evaluation of industrial seating. Ergonomics 1989; 32(3): 257–69.

Eklund JA Corlett EN . Evaluation of spinal loads and chair design in seated work tasks. Clin Biomechanics 1987; 2(1): 27–33.

Goetschel GE . A review of the development of an ergonomically balanced chair. J Manipulative Physiol Ther 1987; 10(3): 65–69.

Mandal AC . Investigation of the lumbar flexion of office workers. Copenhagen: Finsen Institute, 1985: 232–42.

Sweeney G Clarke A . Are you sitting comfortably? Therapy Weekly 1989; Oct 19: 4.