Effect of experience and commercialisation on survival in Himalayan mountaineering: retrospective cohort study
Autor: | Westhoff, John L, Koepsell, Thomas D, Littell, Christopher T |
---|---|
Zdroj: | BMJ: British Medical Journal, 2012 Jun . 344(7863), 19-19. |
Databáze: | JSTOR Journals |
Externí odkaz: |