They have been severe only among a small minority , mostly where patients have had underlying health problems , he said . NEW : CEO : deaths from swine flu outbreak will likely increase significantly later this year . Sales of flu drug Relenza increase as governments stockpile in case of emergency . Around the world there have been 98,000 cases of swine flu in 120 countries . With 29 deaths , Britain has the worst swine flu figures in history .
NEW : CEO : deaths from swine flu outbreak will likely increase significantly later this year . Sales of flu drug Relenza increase as governments stockpile in case of emergency . Around the world there have been 98,000 cases of swine flu in 120 countries . With 29 deaths , Britain has the worst swine flu figures in history .