NEW : Makers will ship 10 million to 20 million doses per week in April . Many countries -- including the United States -- have stopped counting cases , particularly of milder illness , meaning that the true number is likely much higher . Health care workers in Indiana and Indiana are first recipients of Indiana vaccine . H1N1 government has purchased Two-thirds doses from manufacturers . Two-thirds of Americans plan to be vaccinated against H1N1 flu , survey says .
NEW : Makers will ship 10 million to 20 million doses per week in April . Health care workers in Indiana and Indiana are first recipients of Indiana vaccine . H1N1 government has purchased Two-thirds doses from manufacturers . Two-thirds of Americans plan to be vaccinated against H1N1 flu , survey says .