Contact Stress 4 : Exposure of a body part to a hard or sharp surface continuously, repetitively or forcefully at a workstation or on a tool (such as when gripping a tool or leaning on the edge of a desk)
Marji Hajic (Guest Author), BellaOnline - The Voice of Women (encouraging, supportive publishing community for women), Ergonomic Glossary - Risk Factors, Massachusetts, USA 2013. http://www.bellaonline.com/articles/art33472.asp, (Ergo - Amer) {749}