Keywords: Knoke2.jpg This is taken from the Center for Disease Control's paper Hospitalizations for Unexplained Illnesses among U S Veterans of the Persian Gulf War by James D Knoke and Gregory C Gray Naval Health Research Center San Diego California USA http //www cdc gov/ncidod/eid/vol4no2/knoke htm graph PD-USGov original upload log page en wikipedia Knoke2 jpg 2007-01-03 22 34 DarwinX 1048×850×8 101192 bytes <nowiki> Summary This is taken from the Center for Disease Control's paper Hospitalizations for Unexplained Illnesses among U S Veterans of the Persian Gulf War by James D Knoke and Gregory C Gray Naval Health Research Center San Diego California </nowiki> Medical graphs Diagrams in English Gulf war syndrome |