A concussion can be likely.Logical formLearned from3 sentences. Researcher may study effects of concussions.Logical formLearned from3 sentences. (Term effects) can be constituted-of-or-filled-with concussions.Logical formLearned from3 sentences. A concussion can be from guns.Logical formLearned from3 sentences. A fall may result in a concussion.Logical formLearned from3 sentences. A body may take concussions.Logical formLearned from3 sentences. Concussion can be serious.Logical formLearned from3 sentences. Concussion can be in athletes.Logical formLearned from3 sentences. A brain may pertain-to a (concussion victim).Logical formLearned from3 sentences. A person may suspect a concussion from a visitor.Logical formLearned from3 sentences. A concussion can be with a (beer bottle).Logical formLearned from3 sentences. A quarterback may suffer a concussion.Logical formLearned from3 sentences. A (brain injury) may call a concussion.Logical formLearned from3 sentences. Police may use (concussion grenades).Logical formLearned from3 sentences. A male may be recovered from a concussion.Logical formLearned from3 sentences.