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Background
Vitamin D deficiency is a common finding in critically ill children. However, the optimal supplementation strategy in this patient population is unknown. The objective of this study was to evaluate the effects of high‐dose (10 000 IU/kg, max. 400 000 IU) vitamin D supplementation on 25‐hydroxyvitamin D3 (25[OH]D3) levels in pediatric intensive care unit (PICU) patients with baseline vitamin...