M mmm_x New member Apr 19, 2009 #1 can someone pleaaaase help me i cant seem to find info anywhere. question is - why is past exposure to the flu (common flu - H1N1) unlikely to give us immunity to bird flu - H5N1? loveeee you if you answer
can someone pleaaaase help me i cant seem to find info anywhere. question is - why is past exposure to the flu (common flu - H1N1) unlikely to give us immunity to bird flu - H5N1? loveeee you if you answer
