Regional differences in EpiPen prescriptions in the United States: The potential role of vitamin D.
Camargo, Carlos A. Jr. MD, DrPH a,b; Clark, Sunday MPH, ScD b; Kaplan, Michael S. MD c; Lieberman, Philip MD d; Wood, Robert A. MD e
Journal of Allergy & Clinical Immunology.
120(1):131-136, July 2007.
(Format: HTML, PDF)