Assertion: supplemental calcium | /r/HasProperty | 1,000 mg/day
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Source sentences:
text: However, a randomized, double-blind, placebo-controlled trial in 36,282 postmenopausal women reported that a combination of supplemental calcium (1,000 mg/day) and vitamin D (400 IU/day) was associated with a significantly increased incidence of self-reported kidney stones during a seven-year treatment period.