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Median calcium intake from dairy products in the randomized sample of Polish citizens aged 20–80 years (n 1259), according to population group and blood pressure (BP). Median Ca intake was significantly different between the group with normal BP (systolic/diastolic <140/<90 mmHg) and elevated BP (systolic/diastolic ≥140/≥90 mmHg): P<0·01 (for the whole population), P<0·05 (for all women)
