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Vikman was once hailed as the queen of Finland's tango scene but gave it up for pop, "because I can't be very wild with that type of music."

"Sometimes he commented on soccer, sometimes on tango, sometimes on cultural events," Mr Vera, the leader of La Alameda, an Argentine anti-trafficking and slavery organisation, said.

Scotland's last tango in the Six Nations comes in Paris - a place where they went close but not close enough two years ago.

With this study, they've moved from recording the soundtrack of a single bacterium to orchestrating their 'tango'.

He used a musical analogy: “The distance between the tango and salsa is enormous, but it’s all recognized as Latin American music,” he said.