Long-Term Bioavailability After a Single Oral or Intramuscular Administration of 600,000 IU of Ergocalciferol or Cholecalciferol: Implications for Treatment and Prophylaxis

摘要

Context:We previously showed that a single high dose of oral (po) cholecalciferol (D_(3)) sharply increases serum 25-hydroxyvitamin D [25(OH)D].