J. Callaghan

Cumulative spinal loading exposure methods for manual material handling tasks. Part 1: is cumulative spinal loading associated with lower back disorders?

Jack P. Callaghan, Thomas R. Waters, Simon S. Yeung, 2006 .

Cumulative spinal loading exposure methods for manual material handling tasks. Part 2: methodological issues and applicability for use in epidemiological studies

Shrawan Kumar, Jack P. Callaghan, Thomas R. Waters, 2006 .