Biomed Res Int 2015 9;2015:926567. Epub 2015 Nov 9.
Osteoporosis Research Center, Endocrinology and Metabolism Clinical Sciences Institute, Tehran University of Medical Sciences, 5th floor Shariati Hospital, North Kargar Avenue, Tehran 1411413137, Iran ; Department of Medicine, Section of Endocrinology, Nutrition, and Diabetes, Vitamin D, Skin and Bone Research Laboratory, Boston University Medical Center, Boston, MA, USA.