Those that were identifiable were studied , however , with researchers determining the effect those microorganisms could have on the general subway-riding public . New York City health officials say the vaccine is ` ` deeply flawed '' Scientists collected samples of hundreds of people in New York subway . Some blood samples were associated with HIV and bubonic plague , report says .
New York City health officials say the vaccine is ` ` deeply flawed '' Scientists collected samples of hundreds of people in New York subway . Some blood samples were associated with HIV and bubonic plague , report says .