1. Biomedical aspects of low frequency vibration. A selective review;Hasan;Work Environ Health,1970
2. Biomedical aspects of low frequency. A bibliography of references;Vihko;Work Environ Health,1970
3. Driving of motor vehicles as a risk factor for acute herniated lumbar intervertebral disc.;Kelsey;Am J Epidemiol,1975
4. Les dangers encourus par les conducteurs de tracteurs;Kohl;Arch Mal Prof,1975
5. Effect of work on degenerated back disease. A review;Wickström;Scand J Work Environ Health,1978