Alexander DA, Klein S. (2009)
Although the history of kidnapping and hostage-taking is a very long one, it is only relatively recently that there has been a systematic attempt to understand the effects, both long-term and short-term, on individuals and their families.
This open access document is available to view online. J R Soc Med. 2009 Jan;102(1):16-21. doi: 10.1258/jrsm.2008.080347. PMID: 19147852; PMCID: PMC2627800.