NIOSH 25 : The US based National Institute for Occupational Safety and Health. The researchers at NIOSH have developed and revised a well-accepted method for assessing lifting and handling tasks (i.e. the NIOSH Equation)
Association of Canadian Ergonomists/ Association Canadienne d'Ergonomie (ACE), Ergonomics Glossary, NW, Canada 2014. http://www.ace-ergocanada.ca/index.php?contentid=2 45, (Ergo - Amer) {740}