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"Since the birth of the world's first \"test-tube baby,\" Louise Brown in July 1978, the world has seen an estimated 5 million babies resulting from IVF and other"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/family/babies-pregnancy/stories/how-successful-is-in-vitro-technology-5-million-babies-worth>