Pack Palsy in Backpackers.
D000328:Adult; D006801:Humans; D008297:Male; D009133:Muscular Atrophy / Q000209:etiology; D009408:Nerve Compression Syndromes / Q000150:complications; D010243:Paralysis / Q000209:etiology*; D010525:Peripheral Nerves; D011998:Recreation; D012782:Shoulder