Civilian Helicopter Search and Rescue Accidents in the United States: 1980 Through 2013 Gordon H. Worley, MSN, RN, FNP, EMT-P Wilderness & Environmental Medicine Volume 26, Issue 4, Pages 544-548 (December 2015) DOI: 10.1016/j.wem.2015.08.001 Copyright © 2015 Wilderness Medical Society Terms and Conditions
Figure Total accidents (open bars) and fatal accidents (solid bars) by year. Wilderness & Environmental Medicine 2015 26, 544-548DOI: (10.1016/j.wem.2015.08.001) Copyright © 2015 Wilderness Medical Society Terms and Conditions