DSM-5 and ICD-11 definitions of posttraumatic stress disorder: investigating "narrow" and "broad" approaches
Depression and Anxiety
http://www.ncbi.nlm.nih.gov/pubmed/?term=DSM-5%20and%20ICD-11%20definitions%20of%20posttraumatic%20stress%20disorder%3A%20investigating%20%22narrow%22%20and%20%22broad%22%20approaches