Related by context. Frequent words. (Click for all words.) 53 Fort Detrick Maryland 51 Fort Detrick 49 USAMRIID 48 Ivins 48 anthrax bacteria 47 anthrax 45 Aberdeen Proving Grounds 45 biodefense lab 44 Fort Detrick Md. 44 anthrax spores 44 Bruce Ivins 44 Steven Hatfill 44 anthrax mailings 44 lab 44 AM2PAT 43 laboratory 43 anthrax laced letters 43 Aberdeen Proving Ground 42 infected cow 42 Biosafety Level 4 42 polygraph examinations 42 Infectious Diseases USAMRIID 42 bacterial spores 42 biodefense 42 Whittier Farms 42 sodium dichromate 42 found roaches mold 42 Ryan Weemer 41 anthrax vaccine 41 St. Elizabeths Hospital 41 listeria bacteria 41 monkeypox virus 41 smallpox vaccination 41 Camp LeJeune 41 Hatfill 41 E. coli bacterium 41 H7 strain 40 listeria monocytogenes 40 ricin powder 40 J. Hatfill 40 botulism poisoning 40 biorepository 40 Timothy Hennis 40 covert CIA operative Valerie 40 microbiologists 40 McKenzie Gude 40 methamidophos 40 diseased cow 40 mad cow disease 40 fecal samples 40 Fort Dix 39 unclassified summary 39 covert uranium enrichment 39 B. anthracis 39 deadly toxin ricin 39 Annie Le LAY 39 E coli bacteria 39 Sanaria 39 ricin poisoning 39 mailrooms 39 Langley Air Force 39 Biosafety Level 39 bioterror 39 DNA databank 39 Christopher Porco 39 deadly Ebola virus 39 measles mumps rubella vaccine 39 equine herpes virus 38 deadly toxin 38 listeria 38 Salmonella bacteria 38 clandestine enrichment 38 Davis Besse nuclear 38 anthrax plague 38 antitoxin 38 Tuwaitha nuclear 38 anthrax hoax 38 Tiffany Marie Souers 38 el Nashar 38 Human Virology 38 UniStar Nuclear Energy 38 cowpox 38 Porton Down 38 CIA operative identity 38 Taleyarkhan 38 Salmonella Saintpaul 38 Blakely Ga. facility 38 Peach Bottom plant 38 smallpox vaccinations 38 laboratories 38 Al Kibar 38 Los Alamos lab 38 interrogation videotapes 38 Dugway Proving Ground 38 bin al Shibh 38 multistate outbreak 38 deadly bacterium 38 Roshia 38 trace amounts 38 raw alfalfa sprouts 38 Mehalba