-casualties -essays -veterans 1500 1976-2004 2001 2001- 2001-2009 2003-2011 2011f-366 21stcentury adverseeffects afghancampaign2001 afghancampaign2001- afghanistan afghanwar american biography christianartandsymbolism combatdisorders communicablediseases congresses dissentanddisputes footballplayers foreignrelations healthpolicy heroes history historyofmedicine humanitarianassistance iraqwar medicine mentalhealth modern1601 modern1601- modernperiod mothersofwarcasualties pakistan pat post-traumaticstressdisorder prevention psychology qw805a425v2007 soldiers terrorism tillman unitedstates vaccination vaccines veterans veteranshealth waronterrorism wm184 wz70aa1a21976