World TB Day is being celebrated every year on 24 March annually to commemorate the date when Dr. Robert Koch announced his discovery of Mycobacterium tuberculosis, the bacillus that causes TB in 1882.
The US topped the ranking with an overall market cap of USD 47.32 trillion, followed by China (USD 11.52 trillion), Japan (USD 6 trillion), and Hong Kong (USD 5.55 trillion).
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