Dose Response to Vitamin D Supplementation in Postmenopausal Women

This article has been corrected. The original version (PDF) is appended to this article as a supplement. Background: Serum 25-hydroxyvitamin D (25-[OH]D) is considered the best biomarker of clinical vitamin D status. Objective: To determine the effect of increasing oral doses of vitamin D3 on serum 25-(OH)D and serum parathyroid hormone (PTH) levels in postmenopausal white women with vitamin D insufficiency (defined as a 25-[OH]D level ≤50...