Rucksack paralysis.
D000293:Adolescent; D000328:Adult; D001917:Brachial Plexus / Q000293:injuries*; D006801:Humans; D008297:Male; D008887:Military Medicine; D009043:Motor Activity; D009784:Occupational Diseases; D010243:Paralysis / Q000209:etiology*; D005082:Physical Exertion; D012677:Sensation; D013124:Spinal Injuries / Q000209:etiology