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COPENHAGEN, DENMARK - JANUARY 17: Crown Princess Mary during her visit at the 'Copenhagen Baby Heart' project at the Government Hospital ('Rigshospitalet') on January 17 in Copenhagen, Denmark. The project is a two years screening where all parents are offered an ultrasound scanning of their newborn child and some 30.000 baby's are expected to be scanned. The most common congenital diseases is heart disease and the purpose with this project is to clarify the benefit of early heart screening. Crown Princess Mary is protector of The Danish Heart Association, which is co-organizer of the project. (Photo by Ole Jensen - Corbis/Corbis via Getty Images)

COPENHAGEN, DENMARK - JANUARY 17:  Crown Princess Mary during her visit at the 'Copenhagen Baby Heart' project at the Government Hospital ('Rigshospitalet') on January 17 in Copenhagen, Denmark. The project is a two years screening where all parents are offered an ultrasound scanning of their newborn child and some 30.000 baby's are expected to be scanned. The most common congenital diseases is  heart disease and the purpose with this project is to clarify the benefit of early heart screening. Crown Princess Mary is protector of The Danish Heart Association, which is co-organizer of the project.  (Photo by Ole Jensen - Corbis/Corbis via Getty Images)