600 IU per day Doporučení NIH 2011 (USA, EN) National Institutes of Health calcium in your diet Recommended Daily Intake for calcium 1000mg sehari Recommended Daily Intake for calcium NIH Recommended Daily Intake for calcium RDA for vitamin D Recommended Daily Intake for calcium Recommended Daily Intake for calcium Recommended Daily Intake for calcium “New Recommended Daily Amounts of Calcium and Vitamin D” Medline Plus Recommended Daily Intake for calcium Recommended Daily Intake for calcium reach your daily intake of calcium adequate calcium intake Medlineplus 1000mg sehari adequate calcium intake Recommended Daily Intake for calcium “New Recommended Daily Amounts of Calcium and Vitamin D” 1000 mg per day Recommended Daily Intake for calcium