Abstract Background Helicopter hoist operations (HHO) are an important option for rescue operations in rugged and challenging terrain. German mid-range mountains are characterized by the versatility of ground conditions. few urban structures. and frequent use for local leisure activities. http://www.spidertattooz.com/Nora-NEFLINTW-R6MPW-6-E-Series-FLIN-Round-LED-Downlight-27K-30K-35K-40K-50K-Selectable-120V/