By Kate Kelland LONDON (Reuters) - Bustling transport networks, migrant labor and changes to the sex trade in early 20th-century Congo created a "perfect storm" that gave rise to an HIV pandemic that has now infected 75 million people worldwide, researchers said on Thursday. In an analysis of the genetic history of the human immunodeficiency virus (HIV) that causes AIDS, the scientists said the global pandemic almost certainly began its global spread in the 1920s in Kinshasa in Democratic Republic of Congo (DRC). ...
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