(via The White House)
A White House nurse prepares to administer the H1N1 vaccine to President Barack Obama at the White House on Sunday, Dec. 20, 2009.
Jay Parkinson MD, MPH
Founder & CEO, Sherpaa
(via The White House)
A White House nurse prepares to administer the H1N1 vaccine to President Barack Obama at the White House on Sunday, Dec. 20, 2009.
