Possible Clues:

• European region ousting leader accepts deed is cause of complaint
• Cooked crab I ate, the source of digestive problems?
• Tailless camel biting earl: it may cause a complaint
• Fabricate without force unusual micro-organisms
• Black deed — river’s picked up germs
• Bugs Bunny's opening song impressing cutie, occasionally
• Germs from rotten crab I ate
• Infectious microorganisms
• One appears in improper cabaret, cause of some complaints
• Bugs