H1N1 కేసుల నేపథ్యంలో ఫ్లూ వ్యాక్సిన్కు విపరీతమైన డిమాండ్
Flu vaccine sales have tripled year-over-year as influenza and swine flu cases surge nationwide. More people are booking home vaccinations and tests, with experts urging children, seniors, and chronic patients to get vaccinated early to prevent severe illness.