wbldb
Burt, Lauren A.1; Billington, Emma O.1; Rose, Marianne S.2; Raymond, Duncan A.1; Hanley, David A.1; Boyd, Steven K.1
Effect of high-dose vitamin D supplementation on volumetric bone density and bone strength:​ a randomized clinical trial
JAMA. August 27, 2019;​322(8):​736-745