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 2 · column 4 of 10 · from the scan, no model involved

According to the American Heart Association, about five percent of 5 to 18 year-old American children have cholesterol levels exceeding 200 mg/dl. An elevated cholesterol level is a risk factor for heart disease even in children.
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