David L. Hard

发表

Statistics and Epidemiology of Tractor Fatalities - a Historical Perspective

John R. Myers, Karl Snyder, David L. Hard, 1998 .

Identifying Work-related Fatalities in the Agricultural Production Sector Using Two National Occupational Fatality Surveillance Systems, 1990-1995

John R. Myers, Karl Snyder, David L. Hard, 1999 .

The Pennsylvania Central Region Farm Safety Pilot Project: Part II—Baseline Data Associations between Approach-to-Safety and Hazard Conditions

Douglas Landsittel, David L. Hard, Nancy Ellen Kiernan, 1998 .

Injuries & fatalities from contact with objects

David L. Hard, W. Allen. Robinson, 2010 .

A Hazard Analysis of Three Silage Storage Methods for Dairy Cattle

Larry J. Chapman, Alvaro D. Taveira, B. J. Holmes, 2001 .

Updating the NAGCAT Tractor Guidelines to Reflect the Latest Scientific Evidence

David C. Schwebel, Barbara Marlenga, David L. Hard, 2014 .

The Pennsylvania Central Region Farm Safety Pilot Project: Part I - Rationale and Baseline Results

Dennis J. Murphy, Douglas Landsittel, David L. Hard, 1998 .

Health hazard evaluation report : evaluation of musculoskeletal disorders and traumatic injuries among employees at a poultry processing plant

James T. Wassell, Jessica G. Ramsey, Kristen Musolin, 2014 .