She said studies done in the 1990s showed that users of Swedish snus in the 1970s faced a twofold increase in the risk of oral cancer. How much to rely on those studies now is unclear, she said, given that the company has reduced the cancer-causing nitrosamines in snus.
For the Louis Armstrong song, see What a Wonderful World. Wonderful World (occasionally referred to as (What A) Wonderful World) is a song by American singer-songwriter Sam Cooke.
It's a Small World is the theme song of the attraction of the same name. It was written by the Sherman Brothers in 1963. A cover version is performed by Baha Men for the Around the World in 80 Days soundtrack. The Muppet Show performance.