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...Of these, the bulk was done by just two companies: Quest Diagnostics and Laboratory Corporation of America....
...in Latin America....
...The market is dominated by two companies, Laboratory Corporation of America and Quest; together, they had sales of almost $16bn and gross profits of $5.7bn last year....
...On Monday, The Laboratory Corporation of America (LabCorp), best known as a provider of blood and other medical testing, announced plans to buy Covance for $6bn, mostly in cash and the rest in shares....
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