Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 19 · column 4 of 7 · from the scan, no model involved

positive print allows much slighter lesions to show up, and the technique has proven a particular boon in breast cancer diagnosis. Medical records keeps track of everything that goes at the hospital by way of treatment, and and
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