The history of mammography begins with the discovery of X-rays in 1895. But it took a very long time for breast imaging to advance, in part because it wasn't prioritized.
Research:

Percy Fawcett, Manuscript 512, and a Lost City in the Amazon, Pt. 1
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SYMHC Classics: Swill Milk
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Behind the Scenes Minis: Mary, Beulah, Baby Alive
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