A half dose may be enough

Swine FluHealthNovartis AG
Nathan Compton, 5, grimaces as he gets an H1N1 vaccination from nurse Leslie Trotter, left, as his mother Madeline Rubenstein, right, comforts him at a H1N1-swine flu clinic in Sacramento, Calif., Monday, Nov. 16, 2009. Pharmaceutical maker Novartis AG said Tuesday a U.S. clinical study... Rich Pedroncelli, Associated Press
Loading