Post-traumatic stress disorder is a mental illness that can develop after someone has been involved in a very bad experience such as a war. ( MEDICAL )
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Post-traumatic stress disorder is a mental illness that can develop after someone has been involved in a very bad experience such as a war. ( MEDICAL )
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Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006