Where widespread Haarlem strains are prevalent
In these nations, at least 10 percent of the strains in a multinational database of tuberculosis genotypes were from the globally distributed Haarlem sublineage of Lineage 4, a group of TB varieties known as the Euro-American lineage that is prevalent around the world.
The widespread Haarlem sublineage of tuberculosis is prevalent in nations around the world, including countries in the Americas, Africa, Asia, and Europe.
