Related Clues:

• Target of some shots
• Seasonal affliction
• Daisy Duck niece
• H1N1, for example
• It's 'bustin' out all over,' in song
• H1N1, e.g.
• Swine ___
• Beaver's mom
• It might be going around
• __ shot
• It may be prevented with a shot
• Swine __
• World Health Organization concern
• It goes around in winter
• H1N1 virus, e.g.