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From this article which is pulling statistics from *"Dead Men Walking: Search and Rescue in U.S. National Parks", Wilderness & Environmental Medicine (Volume 20, Number 3), 2009. Estim...
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From this article which is pulling statistics from *"Dead Men Walking: Search and Rescue in U.S. National Parks", Wilderness & Environmental Medicine (Volume 20, Number 3), 2009. Estim...