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https://www.devex.com/people/cancel-lufthansa-flights-within-24-hours-for-a-full-refund-2307915
https://www.devex.com/people/cancel-lufthansa-flights-within-24-hours-for-a-full-refund-2307915
https://www.devex.com/people/cancel-lufthansa-flights-within-24-hours-for-a-full-refund-2307915