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dr . rehab taha , aka dr . germ , who directed iraq ' s biological weapons program .
 iraq, iraq ' s biological weapons program, dr, dr . rehab taha , aka dr . germ , who directed iraq ' s biological weapons program, dr . germ, who, biological weapons
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 iraq, iraq ' s biological weapons program, dr, dr . rehab taha , aka dr . germ , who directed iraq ' s biological weapons program, dr . germ, who, biological weapons