The U.S. government claims Gilead Sciences has made billions of dollars by capitalizing on an anti-HIV regimen patented by the CDC, while the drugmaker argues the patents are invalid.
Australia, which will prohibit recreational vaping, already bans children from purchasing e-cigarettes. But current rules are loosely enforced, researchers say.
But those who used steroids to treat their asthma appeared to have an elevated risk for fewer cancers than those who didn’t treat their asthma with steroids.