As part of a rash of executive orders completed on his first day back in the White House, President Donald Trump began the nation’s exit from the World Health Organization. Here, we explain how the withdrawal would work and what it would mean,

Much attention has rightly been placed on how to fill the World Health Organization’s funding gap if and when the US withdraws. Kent Buse and colleagues argue that President Trump’s idea to establish a parallel structure is equally insidious as withdrawing from WHO Some things are much better done together,