w w w. e u ro s u rve i ll an c e . o rg 1 S u r v e i ll a n c e a n d o u t b r e a k r e p o r t s P a n d e m i c H 1 n 1 i n f l u e n z a s u r v e i l l a n c e i n v i c t o r i a , a u s t r a l i a , a P r i l -s e P t e m b e r , 2 0 0 9 J E Fielding