BMJ Publishing Group, Occupational and Environmental Medicine, 3(59), p. 196-198, 2002
DOI: 10.1136/oem.59.3.196
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Method: Cross sectional postal survey of three cohorts of United Kingdom military personnel comprising Gulf veterans (n=3531), those who had served in Bosnia (n=2050), and those serving during the Gulf war but not deployed there (Era cohort, n=2614).