Hill, J. J., Slade, M. D., Cantley, L., Vegso, S., Fiellin, M., & Cullen, M. R. (2008). The Relationships Between Lost Work Time and Duration of Absence Spells: Proposal for a Payroll Driven Measure of Absenteeism. J Occup Environ Med.

Hill, James J., Martin D. Slade, Linda Cantley, Sally Vegso, Martha Fiellin, a Mark R. Cullen. "The Relationships Between Lost Work Time and Duration of Absence Spells: Proposal for a Payroll Driven Measure of Absenteeism." J Occup Environ Med 2008.

Hill, James J., et al. "The Relationships Between Lost Work Time and Duration of Absence Spells: Proposal for a Payroll Driven Measure of Absenteeism." J Occup Environ Med 2008.