Sempos C T, Binkley N
Vitamin D Standardization Program LLC, Havre de Grace, MD, USA Email
Osteoporosis Clinical Research Program and Institute on Aging, Department of Medicine, University of Wisconsin-Madison, Madison, WI, USA.
Public Health Nutr. 2020 May;23(7):1153-1164. doi: 10.1017/S1368980019005251.