bc1edd70____what_the_______October_2009__Flu
[Symptom] Coughing [Cold] A hacking, productive (mucus- producing) cough is often present with a cold. [Flu] 
A non-productive (non-mucus producing) cough is usually present with the flu (sometimes referred to as dry cough).
RussBLib - what the ....: October 2009
Flu