1. Bensley , L. Nelson , N. Kaufman , J. Silverstein , B. Kalat , J. 1993
2. California Division of Occupational Safety & Health 1993
3. Musculoskeletal injuries in the fire service: Views from a focus group study;Conrad;AAOHN Journal,1994
4. Emergency Nurses Association 1994
5. Violence in the workplace;Hewitt;Annual Review of Nursing Research,1997