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Results 1 - 2 of 3 for colliding
  1. Brain Injury Safety Tips and Prevention (Centers for Disease Control and Prevention)  
    Concussion/Prevention and Risk Factors ... Concussion ... Centers for Disease Control and Prevention ... Heads Up, brain injury, concussion, concussion symptoms, traumatic ...
  2. ... nearly 7 million birds die each year from colliding with communication towers at night. Ways to reduce ...